How To Install psfex on Fedora 34
Introduction
In this tutorial we learn how to install psfex on Fedora 34.
What is psfex
PSFEx (“PSF Extractor”) extracts 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.
We can use yum or dnf to install psfex on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install psfex.
Install psfex on Fedora 34 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
Fedora 34 - x86_64 20 kB/s | 6.6 kB 00:00
Fedora 34 openh264 (From Cisco) - x86_64 1.4 kB/s | 989 B 00:00
Fedora Modular 34 - x86_64 68 kB/s | 6.5 kB 00:00
Fedora 34 - x86_64 - Updates 3.5 kB/s | 6.2 kB 00:01
Fedora Modular 34 - x86_64 - Updates 17 kB/s | 5.9 kB 00:00
Metadata cache created.
After updating yum database, We can install psfex using dnf by running the following command:
sudo dnf -y install psfex
Install psfex on Fedora 34 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
Fedora 34 - x86_64 20 kB/s | 6.6 kB 00:00
Fedora 34 openh264 (From Cisco) - x86_64 1.4 kB/s | 989 B 00:00
Fedora Modular 34 - x86_64 68 kB/s | 6.5 kB 00:00
Fedora 34 - x86_64 - Updates 3.5 kB/s | 6.2 kB 00:01
Fedora Modular 34 - x86_64 - Updates 17 kB/s | 5.9 kB 00:00
Metadata cache created.
After updating yum database, We can install psfex using yum by running the following command:
sudo yum -y install psfex
How To Uninstall psfex on Fedora 34
To uninstall only the psfex package we can use the following command:
sudo dnf remove psfex
psfex Package Contents on Fedora 34
/usr/bin/psfex
/usr/lib/.build-id
/usr/lib/.build-id/e6
/usr/lib/.build-id/e6/ee3baf31314fa668717c9eb264320a4b95da50
/usr/share/doc/psfex
/usr/share/doc/psfex/AUTHORS
/usr/share/doc/psfex/HISTORY
/usr/share/doc/psfex/README
/usr/share/doc/psfex/THANKS
/usr/share/doc/psfex/psfex.pdf
/usr/share/licenses/psfex
/usr/share/licenses/psfex/COPYRIGHT
/usr/share/licenses/psfex/LICENSE
/usr/share/man/man1/psfex.1.gz
/usr/share/psfex
/usr/share/psfex/default.conv
/usr/share/psfex/default.psfex
/usr/share/psfex/prepsfex.param
/usr/share/psfex/prepsfex.sex
/usr/share/psfex/psfex.xsl
References
Summary
In this tutorial we learn how to install psfex on Fedora 34 using yum and dnf.