galpy.orbit.Orbit.dec

Orbit.dec(*args, **kwargs)

NAME:

dec

PURPOSE:

return the declination

INPUT:

t - (optional) time at which to get dec (can be Quantity)

obs=[X,Y,Z] - (optional) position of observer (in kpc; entries can be Quantity) (default=[8.0,0.,0.]) OR Orbit object that corresponds to the orbit of the observer Y is ignored and always assumed to be zero

ro= (Object-wide default) physical scale for distances to use to convert (can be Quantity)

OUTPUT:

dec(t) in deg

HISTORY:

2011-02-23 - Written - Bovy (NYU)