update_wcs

sofia_redux.instruments.forcast.undistort.update_wcs(header, transform, eps=None)[source]

Update the WCS in the header according to the transform

Parameters:
headerastropy.io.fits.header.Header

FITS header to update

transform

A function that transforms input coordinates to output coordinates. numpy.ndarray (2, N) -> (2, N)

epsfloat, optional

precision

Returns:
dict

contains output from find_pixat11 with an additional key, ‘update_cdelt’. update_cdelt will be True if CDELT1 and CDELT2 were successfully updated and False otherwise.