skycoord_to_pixel

astropy.wcs.utils.skycoord_to_pixel(coords, wcs, origin=0, mode='all')

Convert a set of SkyCoord coordinates into pixels.

Parameters:

coordsSkyCoord

The coordinates to convert.

wcsWCS

The WCS transformation to use.

originpython:int

Whether to return 0 or 1-based pixel coordinates.

mode‘all’ or ‘wcs’

Whether to do the transformation including distortions ('all') or only including only the core WCS transformation ('wcs').

Returns:

xp, ypnumpy.ndarray

The pixel coordinates

See also

astropy.coordinates.SkyCoord.from_pixel