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MATCH(1)			 User Commands			      MATCH(1)

NAME
       Match - match catalogs by 1D or 2D positions

SYNOPSIS
       astmatch	[OPTION...] ASTRdata

DESCRIPTION
       Match  is part of GNU Astronomy Utilities 0.23.	Match matches catalogs
       of objects and (by default) will	return the  re-arranged	 matching  in-
       puts. The optional log file will	return low-level information about the
       match (indexs and distances).

       For more	information, please run	any of the following commands. In par-
       ticular the second contains a very comprehensive	explanation of Match's
       invocation: expected input(s), output(s), and a full description	of all
       the options.

       All options and their values:
	      $	astmatch -P

       Inputs/Outputs and options:
	      $	info astmatch

       Full section in manual/book:
	      $	info Match

       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

       Match options:

	      Input:

       -h, --hdu=STR/INT
	      Extension	name or	number of first	input.

       -H, --hdu2=STR/INT
	      Extension	name or	number of second input.

       -I, --ignorecase
	      Ignore case in matching/searching	columns.

       --searchin=STR
	      Select column(s):	'name',	'unit',	'comment'.

       --stdintimeout=INT
	      Micro-seconds to wait for	standard input.

	      Output:

       -D, --dontdelete
	      Don't delete output if it	exists.

       -K, --keepinputdir
	      Keep input directory for automatic output.

       -l, --logasoutput
	      No rearranging of	inputs,	output is log file

       --notmatched
	      Output is	rows that don't	match.

       --outcols=STR
	      Out cols in CSV, 'a': first, 'b':	second input.

       --outfitsnocommit
	      No Git commit in 0-th HDU	of output FITS.

       --outfitsnoconfig
	      No metadata in 0-th HDU of output	FITS.

       --outfitsnodate
	      No 'DATE'	in 0-th	HDU of output FITS.

       --outfitsnoversions
	      No versions in 0-th HDU of output	FITS.

       -o, --output=STR
	      Output file name.

       --tableformat=STR
	      Table fmt: 'fits-ascii', 'fits-binary', 'txt'.

       --wcslinearmatrix=STR
	      WCS linear matrix	of output ('pc'	or 'cd').

	      Catalog matching

       -a, --aperture=FLT[,...]
	      Acceptable aperture for matching.

       -c, --ccol1=STR[,STR]
	      Column name/number of first catalog.

       -C, --ccol2=STR[,STR]
	      Column name/number of second catalog.

       -d, --coord=FLT[,FLT]
	      Manually input coordiantes.

       --kdtreehdu=STR
	      HDU of k-d tree when --kdtree=FILE.fits.

       -k, --kdtree=STR
	      build, internal, disable,	CUSTOM-FITS-FILE.

	      Operating	modes:

       -?, --help
	      give this	help list

       --checkconfig
	      List all config files and	variables read.

       --cite BibTeX citation for this program.

       --config=STR
	      Read configuration file STR immediately.

       --config-prefix=STR
	      Custom prefix of option names config files.

       --lastconfig
	      Do not parse any more configuration files.

       --log  Information about	output(s) in a log file.

       --minmapsize=INT
	      Min. bytes to avoid RAM automatically.

       -N, --numthreads=INT
	      Number of	CPU threads to use.

       --onlyversion=STR
	      Only run if the program version is STR.

       -P, --printparams
	      Print parameter values to	be used	and abort.

       --quietmmap
	      Don't print mmap'd file's	name and size.

       -q, --quiet
	      Only report errors, remain quiet about steps.

       -S, --setdirconf
	      Set default values for this directory and	abort.

       --usage
	      give a short usage message

       -U, --setusrconf
	      Set default values for this user and abort.

       -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) 2015-2024 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 Mohammad Akhlaghi

SEE ALSO
       The full	documentation for Match	is maintained as a Texinfo manual.  If
       the  info  and  Match programs are properly installed at	your site, the
       command

	      info Match

       should give you access to the complete manual.

GNU Astronomy Utilities	0.23	   July	2024			      MATCH(1)

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

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