astscript-psf-subtract - Man Page

Subtract a given PSF model from the image

Synopsis

astscript-psf-subtract [OPTION] FITS-files

Description

This script is part of GNU Astronomy Utilities 0.23.

This script will place the given PSF image into a certain central position with the image and subtract it.

For more information, please run any of the following commands. In particular the first contains a very comprehensive explanation of this script's invocation: expected input(s), output(s), and a full description of all the options.

Inputs/Outputs and options:

$ info astscript-psf-subtract

Full Gnuastro manual/book:

$ info gnuastro

If you couldn't find your answer in the manual, you can get direct help from experienced Gnuastro users and developers. For more information, please run:

$ info help-gnuastro

astscript-psf-subtract options

Input:

-h,  --hdu=STR

HDU/extension of all input FITS files.

-p,  --psf=STR

PSF FITS image.

-P,  --psfhdu=STR

HDU/extension of the PSF image.

-O,  --mode=STR

Coordinates mode ('wcs' or 'img').

-c,  --center=FLT,FLT

Center coordinates of the object.

-s,  --scale=FLT

Factor by which the PSF is multiplied.

Output:

-o,  --output

Output table with the radial profile.

-t,  --tmpdir

Directory to keep temporary files.

-k,  --keeptmp

Keep temporal/auxiliar files.

-m,  --modelonly

Give the model as output (don't subtract it).

Operating mode:

-?,  --help

Print this help list.

--cite

BibTeX citation for this program.

-q,  --quiet

Don't print any extra information in stdout.

-V,  --version

Print program version.

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

GNU Astronomy Utilities home page: http://www.gnu.org/software/gnuastro/

Reporting Bugs

Report bugs to bug-gnuastro@gnu.org.

See Also

The full documentation for astscript-psf-subtract is maintained as a Texinfo manual.  If the info and astscript-psf-subtract programs are properly installed at your site, the command

info astscript-psf-subtract

should give you access to the complete manual.

Info

July 2024 GNU Astronomy Utilities 0.23