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ASTSCRIPT-ZEROPOINT(1) User Commands ASTSCRIPT-ZEROPOINT(1)

NAME

astscript-zeropoint - Estimate zero point of an image

SYNOPSIS

astscript-zeropoint [OPTIONS] image.fits

DESCRIPTION

Calculate the Zeropoint of the image based on a reference images or catalog.

astscript-zeropoint options:

Input(s):
HDU/Extension name or number of input.
Catalog with positions for aperture photomery.
HDU of table in '--starcat'.
Column in '--starcat' that contains RA.
Column in '--starcat' that contains DEC.
Makefile (for developers when debugging).
Output:
Output file name.
Directory to keep temporary files.
Keep temporal/auxiliar files.
Keep each aperture's zp in a different HDU.
General settings
Aperture radius (in arc-seconds) for photometry.

-M, --magnituderange=FLT,FLT Range of the magnitude to be considered.

Reference catalog mode
Reference catalog file name.
Reference catalog HDU name of number.
Reference catalog Right Ascension (R.A.) column.
Reference catalog Declination (Dec) column.
Reference catalog Magnitude column.
Radius (arcsec) to match stars and ref. catalog.
Reference image mode
Reference image name(s) with known zeropoint.
Reference image HDU name(s) or number (s).
Zero point(s) of the reference image(s).
Operating mode:
Print this help.
BibTeX citation for this program.
Don't print any extra information in stdout.
Print program version.
Number of threads; maximum if not given.

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

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

REPORTING BUGS

Report bugs to bug-gnuastro@gnu.org

COPYRIGHT

Copyright © 2022-2024 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 Sepideh Eskandarlou et al.

SEE ALSO

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

info astscript-zeropoint

should give you access to the complete manual.

February 2024 GNU Astronomy Utilities 0.22