psfex

Point Spread Function model extractor

Install

All systems
curl cmd.cat/psfex.sh
Debian Debian
apt-get install psfex
Ubuntu
apt-get install psfex
image/svg+xml Kali Linux
apt-get install psfex
Fedora
dnf install psfex
Windows (WSL2)
sudo apt-get update sudo apt-get install psfex
Raspbian
apt-get install psfex

psfex

Point Spread Function model extractor

Extract models of the Point Spread Function (PSF) from FITS images processed with SExtractor, and measures the quality of images. The generated PSF models can be used for model-fitting photometry or morphological analyses.