get_center_pixel

astrocut.get_center_pixel(gwcsobj: WCS, ra: float, dec: float) tuple[source]

Get the center pixel from a Roman 2D science image.

For an input RA, Dec sky coordinate, get the closest pixel location on the input Roman image.

Parameters
gwcsobjgwcs.wcs.WCS

The Roman GWCS object.

rafloat

The input right ascension.

decfloat

The input declination.

Returns
tuple

The pixel position, FITS wcs object