Package gnuastro

GNU Astronomy Utilities

https://www.gnu.org/software/gnuastro/

GNU Astronomy Utilities (Gnuastro) is an official GNU package consisting
of various programs and library functions for the manipulation and
analysis of astronomical data. All the programs share the same basic
command-line user interface for the comfort of both the users and developers.

Version: 0.23

General Commands
astarithmetic	arithmetic operations on images and numbers
astbuildprog	compile, link with Gnuastro library and its dependencies, and run a C program
astconvertt	convert known data types to each other
astconvolve	convolve an image with a given kernel
astcosmiccal	estimate cosmological values
astcrop	crop regions of a dataset
astfits	view and manipulate FITS headers
astmatch	match catalogs by 1D or 2D positions
astmkcatalog	Make a catalog from labeled input images
astmkprof	make standard 2D profiles on an image
astnoisechisel	detect signal in a noisy image
astquery	query remote data servers and download
astscript-ds9-region	Create an SAO DS9 region file from a table
astscript-fits-view	View FITS images in DS9 and tables in TOPCAT
astscript-pointing-simulate	Simulate the exposure map of a pointing pattern
astscript-psf-scale-factor	Find factor to scale PSF to a given star
astscript-psf-select-stars	Select good stars for constructing the PSF
astscript-psf-stamp	Make normalized stamp with other sources masked
astscript-psf-subtract	Subtract a given PSF model from the image
astscript-psf-unite	Unite the outer and inner regions of the PSF
astscript-radial-profile	Create a radial profile of an object in an image
astscript-sort-by-night	Sort input FITS files by night
astscript-zeropoint	Estimate zero point of an image
astsegment	segmentation based on signal structure
aststatistics	calculate statistics of a dataset
asttable	read and write ASCII and FITS tables
astwarp	warp (transform) input dataset

General Commands