`irfpy.swim.swim_cache`¶

class irfpy.swim.swim_cache.SwimDataCache[source]¶

Bases: object

SWIM_TIMERESOLUTION = datetime.timedelta(seconds=8)¶

clearCache()[source]¶

statusCache(fp=<_io.TextIOWrapper name='<stderr>' mode='w' encoding='utf-8'>)[source]¶

getStartMatrix(time_dt)[source]¶: Get start matrix in the format of JdObject.

getMassMatrix(time_dt)[source]¶

Get mass matrix

Parameters: time_dt – Time in the format of datetime.
Returns: Mass matrix
Return type: irfpy.util.julday.JdObject with np.array data.

getObstime(orbit=None, timerange=None)[source]¶