true_longitude

sunpy.coordinates.sun.true_longitude(t='now')[source] [edit on github]

Returns the Sun’s true geometric longitude, referred to the mean equinox of date. No corrections for nutation or aberration are included.

Parameters

t (tuple, str, pandas.Timestamp, pandas.Series, pandas.DatetimeIndex, datetime.datetime, datetime.date, numpy.datetime64, numpy.ndarray, astropy.time.Time) – Time to use in a parse-time-compatible format