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ASTSCRIPT-PSF-SUBTRACT(1)	 User Commands	     ASTSCRIPT-PSF-SUBTRACT(1)

NAME
       astscript-psf-subtract -	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 posi-
       tion with the image and subtract	it.

       For more	information, please run	any of the following commands. In par-
       ticular	the  first  contains  a	very comprehensive explanation of this
       script's	invocation: expected input(s), output(s), and a	full  descrip-
       tion 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/gnuas-
       tro/

REPORTING BUGS
       Report bugs to bug-gnuastro@gnu.org.

COPYRIGHT
       Copyright (C) 2020-2024 Free Software Foundation, Inc.  License GPLv3+:
       GNU General public license version 3 or later.
       This is free software: you are free  to	change	and  redistribute  it.
       There is	NO WARRANTY, to	the extent permitted by	law.

       Written/developed by Raul Infante-Sainz

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.

GNU Astronomy Utilities	0.23	   July	2024	     ASTSCRIPT-PSF-SUBTRACT(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=astscript-psf-subtract&sektion=1&manpath=FreeBSD+Ports+15.0>

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