keep positive longitude for UWN Roof_GEUS and Roof_PROMICE stations

src/pypromice/process/L1toL2.py

@@ -52,10 +52,11 @@ def toL2(L1, T_0=273.15, ews=1013.246, ei0=6.1071, eps_overcast=1.,
 
     # Determiune cloud cover for on-ice stations
     if not ds.attrs['bedrock']:
-        cc = calcCloudCoverage(ds['t_u'], T_0, eps_overcast, eps_clear,    # Calculate cloud coverage
+        cc = calcCloudCoverage(ds['t_u'], T_0, eps_overcast, eps_clear,        # Calculate cloud coverage
                                ds['dlr'], ds.attrs['station_id'])  
         ds['cc'] = (('time'), cc.data)
     else:
+        # Default cloud cover for bedrock station for which tilt should be 0 anyway.
         cc = 0.8
 
     # Determine surface temperature

src/pypromice/process/aws.py

@@ -119,7 +119,8 @@ def getL3(self):
         # Switch gps_lon to negative (degrees_east)
         # Do this here, and NOT in addMeta, otherwise we switch back to positive
         # when calling getMeta in joinL3! PJW
-        self.L3['gps_lon'] = self.L3['gps_lon'] * -1
+        if self.attrs['station_id'] not in ['UWN', 'Roof_GEUS', 'Roof_PROMICE']:
+            self.L3['gps_lon'] = self.L3['gps_lon'] * -1
 
         # Add variable attributes and metadata
         self.L3 = self.addAttributes(self.L3)