Double gyre - LCS with particles

Drift of particles in an idealised (analytical) eddy current field, plotted on top of the LCS. This takes some minutes to calculate.

from datetime import datetime, timedelta
import matplotlib.pyplot as plt

from opendrift.readers import reader_double_gyre
from opendrift.models.oceandrift import OceanDrift

Setting some parameters

duration = timedelta(seconds=12)  # T
time_step=timedelta(seconds=.5)
time_step_output=timedelta(seconds=.5)
delta=.02  # spatial resolution
steps = int(duration.total_seconds()/
            time_step_output.total_seconds() + 1)

o = OceanDrift(loglevel=20)

Out:

13:43:50 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)

Note that Runge-Kutta here makes a difference to Euler scheme

o.set_config('drift:advection_scheme', 'runge-kutta4')
o.disable_vertical_motion()
o.set_config('environment:fallback:land_binary_mask', 0)

double_gyre = reader_double_gyre.Reader(epsilon=.25, omega=0.628, A=0.1)
print(double_gyre)
o.add_reader(double_gyre)

Out:

13:43:50 INFO    opendrift.models.oceandrift: Setting config: drift:vertical_advection -> False
13:43:50 INFO    opendrift.models.oceandrift: Setting config: drift:vertical_mixing -> False
===========================
Reader: double_gyre
Projection:
  +proj=stere +lat_0=0 +lon_0=0 +lat_ts=0 +units=m +a=6.371e+06 +e=0 +no_defs
Coverage: [degrees]
  xmin: 0.000000   xmax: 2.000000
  ymin: 0.000000   ymax: 1.000000
  Corners (lon, lat):
    (  0.00,   0.00)  (  0.00,   0.00)
    (  0.00,   0.00)  (  0.00,   0.00)
Vertical levels [m]:
  Not specified
Available time range:
  start: None   end: None   step: None
Variables:
  x_sea_water_velocity
  y_sea_water_velocity
===========================

Calculate Lyapunov exponents

times = [double_gyre.initial_time +
         n*time_step_output for n in range(steps)]
lcs = o.calculate_ftle(time=times, time_step=time_step,
                       duration=duration, delta=delta, RLCS=False)

Out:

13:43:50 INFO    opendrift.models.basemodel: No reader provided, using first available:
13:43:50 INFO    opendrift.models.basemodel: double_gyre
13:43:50 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:00
13:43:50 INFO    opendrift.models.basemodel: Nothing to reset
13:43:50 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:43:50 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:43:50 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:43:50 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:43:50 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:43:50 INFO    opendrift_landmask_data.mask: locking landmask for generation..
13:43:50 INFO    opendrift_landmask_data.mask: decompressing memmap landmask to /tmp/landmask/mask.dat..
13:44:01 INFO    opendrift_landmask_data.mask: landmask generated
13:44:05 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:05 INFO    opendrift.models.basemodel: All points are in ocean
13:44:05 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:05 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:00.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:07 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:00.500000
13:44:07 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:07 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:07 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:07 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:07 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:10 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:10 INFO    opendrift.models.basemodel: All points are in ocean
13:44:10 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:12 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:01
13:44:12 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:12 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:12 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:12 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:12 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:14 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:14 INFO    opendrift.models.basemodel: All points are in ocean
13:44:14 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:14 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:16 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:01.500000
13:44:16 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:16 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:16 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:16 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:16 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:19 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:19 INFO    opendrift.models.basemodel: All points are in ocean
13:44:19 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:19 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:19 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:19 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:19 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:21 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:02
13:44:21 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:21 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:21 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:21 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:21 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:24 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:24 INFO    opendrift.models.basemodel: All points are in ocean
13:44:24 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:26 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:02.500000
13:44:26 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:26 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:26 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:26 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:26 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:29 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:29 INFO    opendrift.models.basemodel: All points are in ocean
13:44:29 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:31 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:03
13:44:31 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:31 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:31 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:31 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:31 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:33 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:33 INFO    opendrift.models.basemodel: All points are in ocean
13:44:33 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:35 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:03.500000
13:44:35 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:35 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:35 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:35 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:35 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:38 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:38 INFO    opendrift.models.basemodel: All points are in ocean
13:44:38 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:40 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:04
13:44:40 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:40 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:40 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:40 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:40 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:43 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:43 INFO    opendrift.models.basemodel: All points are in ocean
13:44:43 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:45 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:04.500000
13:44:45 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:45 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:45 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:45 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:45 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:48 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:48 INFO    opendrift.models.basemodel: All points are in ocean
13:44:48 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:50 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:05
13:44:50 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:50 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:50 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:50 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:50 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:52 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:52 INFO    opendrift.models.basemodel: All points are in ocean
13:44:52 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:54 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:05.500000
13:44:54 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:54 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:54 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:54 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:54 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:44:57 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:44:57 INFO    opendrift.models.basemodel: All points are in ocean
13:44:57 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 2 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 4 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 6 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 8 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 10 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:44:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 12 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 14 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 16 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 18 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 20 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 22 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:44:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 24 of 24 - 5000 active elements (0 deactivated)
13:44:59 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:06
13:44:59 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:44:59 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:44:59 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:44:59 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:44:59 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:01 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:01 INFO    opendrift.models.basemodel: All points are in ocean
13:45:01 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:03 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:06.500000
13:45:03 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:03 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:03 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:03 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:03 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:06 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:06 INFO    opendrift.models.basemodel: All points are in ocean
13:45:06 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:06 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:07 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:08 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:08 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:07
13:45:08 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:08 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:08 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:08 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:08 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:10 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:10 INFO    opendrift.models.basemodel: All points are in ocean
13:45:10 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:10 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:11 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:12 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:07.500000
13:45:12 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:12 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:12 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:12 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:12 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:15 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:15 INFO    opendrift.models.basemodel: All points are in ocean
13:45:15 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:15 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:16 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:17 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:17 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:17 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:08
13:45:17 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:17 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:17 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:17 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:17 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:19 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:19 INFO    opendrift.models.basemodel: All points are in ocean
13:45:19 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:20 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:21 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:08.500000
13:45:21 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:21 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:21 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:21 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:21 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:24 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:24 INFO    opendrift.models.basemodel: All points are in ocean
13:45:24 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:24 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:25 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:26 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:09
13:45:26 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:26 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:26 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:26 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:26 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:29 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:29 INFO    opendrift.models.basemodel: All points are in ocean
13:45:29 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:29 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:30 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:31 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:09.500000
13:45:31 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:31 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:31 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:31 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:31 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:33 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:33 INFO    opendrift.models.basemodel: All points are in ocean
13:45:33 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:33 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:33 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:34 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:35 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:10
13:45:35 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:35 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:35 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:35 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:35 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:38 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:38 INFO    opendrift.models.basemodel: All points are in ocean
13:45:38 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:38 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:39 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:40 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:10.500000
13:45:40 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:40 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:40 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:40 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:40 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:43 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:43 INFO    opendrift.models.basemodel: All points are in ocean
13:45:43 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:43 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:44 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:45 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:45 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:11
13:45:45 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:45 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:45 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:45 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:45 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:47 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:47 INFO    opendrift.models.basemodel: All points are in ocean
13:45:47 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:23 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:48 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:49 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:11.500000
13:45:49 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:49 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:49 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:49 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:49 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:52 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:52 INFO    opendrift.models.basemodel: All points are in ocean
13:45:52 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:23.500000 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:23 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22.500000 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21.500000 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:52 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:53 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:54 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12 - step 24 of 24 - 5000 active elements (0 deactivated)
13:45:54 INFO    opendrift.models.basemodel: Calculating LCS for 2000-01-01 00:00:12
13:45:54 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:54 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:54 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:54 INFO    opendrift.models.basemodel: Backwards simulation, starting from last seeded element
13:45:54 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:45:57 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:45:57 INFO    opendrift.models.basemodel: All points are in ocean
13:45:57 INFO    opendrift.models.basemodel: Backwards simulation, starting at time of last seeded element
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:24 - step 1 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:23.500000 - step 2 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:23 - step 3 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22.500000 - step 4 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:22 - step 5 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21.500000 - step 6 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:21 - step 7 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20.500000 - step 8 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:20 - step 9 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19.500000 - step 10 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:19 - step 11 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18.500000 - step 12 of 24 - 5000 active elements (0 deactivated)
13:45:57 INFO    opendrift.models.basemodel: 2000-01-01 00:00:18 - step 13 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17.500000 - step 14 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:17 - step 15 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16.500000 - step 16 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:16 - step 17 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15.500000 - step 18 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:15 - step 19 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14.500000 - step 20 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:14 - step 21 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13.500000 - step 22 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:13 - step 23 of 24 - 5000 active elements (0 deactivated)
13:45:58 INFO    opendrift.models.basemodel: 2000-01-01 00:00:12.500000 - step 24 of 24 - 5000 active elements (0 deactivated)

Make run with particles for the same period

o.reset()
x = [.9]
y = [.5]
lon, lat = double_gyre.xy2lonlat(x, y)

o.seed_elements(lon, lat, radius=.15, number=2000,
                time=double_gyre.initial_time)
o.disable_vertical_motion()
o.run(duration=duration, time_step=time_step,
      time_step_output=time_step_output)
o.animation(buffer=0, lcs=lcs, hide_landmask=True)

Out:

13:45:59 INFO    opendrift.models.oceandrift: Setting config: drift:vertical_advection -> False
13:45:59 INFO    opendrift.models.oceandrift: Setting config: drift:vertical_mixing -> False
13:45:59 INFO    opendrift.models.basemodel: Fallback values will be used for the following variables which have no readers:
13:45:59 INFO    opendrift.models.basemodel:    x_wind: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    y_wind: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    upward_sea_water_velocity: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    ocean_vertical_diffusivity: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    sea_surface_wave_significant_height: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    surface_downward_x_stress: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    surface_downward_y_stress: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    turbulent_kinetic_energy: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    turbulent_generic_length_scale: 0.000000
13:45:59 INFO    opendrift.models.basemodel:    sea_floor_depth_below_sea_level: 10000.000000
13:45:59 INFO    opendrift.models.basemodel: No land reader added, making a temporary landmask reader
13:46:01 INFO    opendrift.models.basemodel: OpenDriftSimulation initialised (version 1.7.1 / v1.7.1-87-g074c1d2)
13:46:01 INFO    opendrift.models.basemodel: All points are in ocean
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:00 - step 1 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:00.500000 - step 2 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01 - step 3 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:01.500000 - step 4 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02 - step 5 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:02.500000 - step 6 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03 - step 7 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:03.500000 - step 8 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04 - step 9 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:04.500000 - step 10 of 24 - 2000 active elements (0 deactivated)
13:46:01 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05 - step 11 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:05.500000 - step 12 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06 - step 13 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:06.500000 - step 14 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07 - step 15 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:07.500000 - step 16 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08 - step 17 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:08.500000 - step 18 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09 - step 19 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:09.500000 - step 20 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10 - step 21 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:10.500000 - step 22 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11 - step 23 of 24 - 2000 active elements (0 deactivated)
13:46:02 INFO    opendrift.models.basemodel: 2000-01-01 00:00:11.500000 - step 24 of 24 - 2000 active elements (0 deactivated)
/opt/conda/envs/opendrift/lib/python3.9/site-packages/cartopy/mpl/geoaxes.py:1702: UserWarning: The input coordinates to pcolormesh are interpreted as cell centers, but are not monotonically increasing or decreasing. This may lead to incorrectly calculated cell edges, in which case, please supply explicit cell edges to pcolormesh.
  X, Y, C, shading = self._pcolorargs('pcolormesh', *args,
13:46:02 INFO    opendrift.models.basemodel: Saving animation to /root/project/docs/source/gallery/animations/example_double_gyre_LCS_particles_0.gif...
13:46:02 INFO    opendrift.models.basemodel: Making animated gif...
MovieWriter imagemagick unavailable; using Pillow instead.
/opt/conda/envs/opendrift/lib/python3.9/site-packages/cartopy/mpl/geoaxes.py:1702: UserWarning: The input coordinates to pcolormesh are interpreted as cell centers, but are not monotonically increasing or decreasing. This may lead to incorrectly calculated cell edges, in which case, please supply explicit cell edges to pcolormesh.
  X, Y, C, shading = self._pcolorargs('pcolormesh', *args,
../_images/example_double_gyre_LCS_particles_0.gif

Total running time of the script: ( 2 minutes 21.955 seconds)

Gallery generated by Sphinx-Gallery