clipimg

sofia_redux.instruments.flitecam.clipimg.clipimg(hdul, datasec)[source]

Clip image to useful portion of the detector.

Parameters:
hdulfits.HDUList

Input data. Should have FLUX, ERROR, and BADMASK extensions.

dataseclist or tuple

Data section to clip to, as [xmin, xmax, ymin, ymax].

Returns:
fits.HDUList

Clipped data, with all extensions updated.

Raises:
ValueError

If the data section is invalid or the input data has missing or invalid WCS keywords.