irfpy.cy1orb.subsolar

Module to calculate the subsolar point.

irfpy.cy1orb.subsolar.subsolar(jd)

Return a subsolar point position in ME frame.

>>> import datetime
>>> print(subsolar(datetime.datetime(2010, 1, 1)))   
[1732.257648  -140.8436964   -9.504253 ]

irfpy.cy1orb.subsolar.subsolar_asdegrees(jd)

Return a subsolar point position as (longitude, latitude) in ME.

>>> import datetime
>>> subsol = subsolar(datetime.datetime(2010, 1, 11))
>>> print('{0[0]:.3f} {0[1]:.3f} {0[2]:.3f}'.format(subsol))   
-1024.471 -1403.960 0.533
>>> print(subsolar_asdegrees(datetime.datetime(2010, 1, 10)))   
(-113.94..., -0.00889...)