hdr_vals_for_overscan

acstools.utils_calib.hdr_vals_for_overscan(root)

Retrieve header keyword values from RAW and SPT FITS files to pass on to check_oscntab() and check_overscan().

Parameters:

root (str) – Rootname of the observation. Can be relative path to the file excluding the type of FITS file and extension, e.g., ‘/my/path/jxxxxxxxq’.

Returns:

  • ccdamp (str) – Amplifiers used to read out the CCDs.

  • xstart (int) – Starting column of the readout in detector coordinates.

  • ystart (int) – Starting row of the readout in detector coordinates.

  • xsize (int) – Number of columns in the readout.

  • ysize (int) – Number of rows in the readout.