table of contents
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):
- -h, --hdu=STR/INT
- HDU/Extension name or number of input.
- -S, --starcat=STR
- Catalog with positions for aperture photomery.
- --starcathdu=STR/INT
- HDU of table in '--starcat'.
- --starcatra=STR/INT
- Column in '--starcat' that contains RA.
- --starcatdec=STR/INT
- Column in '--starcat' that contains DEC.
- --mksrc=STR
- Makefile (for developers when debugging).
- Output:
- -o, --output
- Output file name.
- -t, --tmpdir
- Directory to keep temporary files.
- -k, --keeptmp
- Keep temporal/auxiliar files.
- -K, --keepzpap
- Keep each aperture's zp in a different HDU.
- General settings
- -a, --aperarcsec=FLT[,FLT]
- Aperture radius (in arc-seconds) for photometry.
-M, --magnituderange=FLT,FLT Range of the magnitude to be considered.
- Reference catalog mode
- -c, --refcat=STR
- Reference catalog file name.
- -C, --refcathdu=STR/INT
- Reference catalog HDU name of number.
- -r, --refcatra=STR
- Reference catalog Right Ascension (R.A.) column.
- -d, --refcatdec=STR
- Reference catalog Declination (Dec) column.
- -m, --refcatmag=STR
- Reference catalog Magnitude column.
- -s, --matchradius=FLT
- Radius (arcsec) to match stars and ref. catalog.
- Reference image mode
- -R, --refimgs=STR[,STR]
- Reference image name(s) with known zeropoint.
- -H, --refimgshdu=STR/INT
- Reference image HDU name(s) or number (s).
- -z, --refimgszp=FLT[,FLT]
- Zero point(s) of the reference image(s).
- Operating mode:
- -h, --help
- Print this help.
- --cite
- BibTeX citation for this program.
- -q, --quiet
- Don't print any extra information in stdout.
- -V, --version
- Print program version.
- -N, --numthreads=INT
- 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 |