rereorganization

Author: LauraGomezNavarro

Code/Calculations/dist_km_Jul_nT.py

@@ -0,0 +1,40 @@
+from datetime import timedelta, datetime
+import xarray as xr
+import numpy as np
+import xarray as xr
+
+from math import sin, cos, sqrt, atan2, radians, pi
+
+def dist_km(lona, lonb, lata, latb):
+
+    # approximate radius of earth in km
+    R = 6373.0
+
+    lat1 = radians(lata)
+    lon1 = radians(lona)
+    lat2 = radians(latb)
+    lon2 = radians(lonb)
+
+    dlon = lon2 - lon1
+    dlat = lat2 - lat1
+
+    a = sin(dlat / 2)**2 + cos(lat1) * cos(lat2) * sin(dlon / 2)**2
+    c = 2 * atan2(sqrt(a), sqrt(1 - a))
+
+    distance = R * c
+
+    return distance
+
+filedir = '/storage/shared/oceanparcels/output_data/data_LauraGN/outputs_parcels/Azores/eNATL60/'
+
+ds = xr.open_dataset(filedir + 'ntides/monthly/Particle_AZO_grid100000p_ntides_0701_hourly_MONTH.nc')
+
+dist_km_all = ds.lon.copy() * np.nan
+
+for tt in range(0, len(ds.traj)):
+    lon_t = ds.lon[tt,:].dropna(dim='obs')
+    lat_t = ds.lat[tt,:].dropna(dim='obs')
+    for oo in range(1, len(lat_t)): # calculate as distance at x0 = distance at x-x0
+        dist_km_all[tt,oo-1] = dist_km(lon_t[oo-1], lon_t[oo], lat_t[oo-1], lat_t[oo])
+            
+dist_km_all.to_netcdf(filedir + "dist_km_Jul_nT.nc")

Code/Calculations/dist_km_monthly_nT_JASO.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+#SBATCH -t 22:00:00
+#SBATCH -N 1 
+#SBATCH -o log.%j.o     # the name of the file where the standard output will be written to. %j will be the jobid determined by SLURM
+#SBATCH -e log.%j.e     # the name of the file where potential errors will be written to. %j will be the jobid determined by SLURM
+#SBATCH --mail-user=l.gomeznavarro@uu.nl
+#SBATCH --mail-type=ALL
+
+cd /storage/home/gomez023/parcels_Azores/eNATL60/local_gemini_notebooks/
+python3 dist_km_Jul_nT.py
+python3 dist_km_Aug_nT.py
+python3 dist_km_Sep_nT.py
+python3 dist_km_Oct_nT.py