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MATCH(1)			 User Commands			      MATCH(1)

       Match - match catalogs by 1D or 2D positions

       astmatch	[OPTION...] ASTRdata

       Match  is part of GNU Astronomy Utilities 0.13.	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:


       -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.

	      Select column(s):	'name',	'unit',	'comment'.

	      Micro-seconds to wait for	standard input.


       -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

	      Output is	rows that don't	match.

	      Out cols in CSV, 'a': first, 'b':	second input.

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

	      Table fmt: 'fits-ascii', 'fits-binary', 'txt'.

	      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.

	      Operating	modes:

       -?, --help
	      give this	help list

	      List all config files and	variables read.

       --cite BibTeX citation for this program.

	      Read configuration file STR immediately.

	      Do not parse any more configuration files.

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

	      Minimum bytes in array to	not use	ram RAM.

	      Only run if the program version is STR.

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

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

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

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

	      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:

       Report bugs to

       Copyright  (C)  2015-2020,  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

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

	      info Match

       should give you access to the complete manual.

GNU Astronomy Utilities	0.13	September 2020			      MATCH(1)


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