How To Install skyviewer on Fedora 34
Introduction
In this tutorial we learn how to install skyviewer on Fedora 34.
What is skyviewer
SkyViewer is an OpenGL based program to display HEALPix-based skymaps, saved in FITS format files. The loaded skymaps can be viewed either on a 3D sphere or as a Mollweide projection. In either case, realtime panning and zooming are supported, along with rotations for the 3D sphere view, assuming you have a strong enough graphics card.
We can use yum or dnf to install skyviewer on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install skyviewer.
Install skyviewer 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 skyviewer using dnf by running the following command:
sudo dnf -y install skyviewer
Install skyviewer 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 skyviewer using yum by running the following command:
sudo yum -y install skyviewer
How To Uninstall skyviewer on Fedora 34
To uninstall only the skyviewer package we can use the following command:
sudo dnf remove skyviewer
skyviewer Package Contents on Fedora 34
/usr/bin/skyviewer
/usr/lib/.build-id
/usr/lib/.build-id/25
/usr/lib/.build-id/25/74b24e91e87a0bc2338d36abd06a38ecdde43a
/usr/share/applications/skyviewer.desktop
/usr/share/doc/skyviewer
/usr/share/doc/skyviewer/README.txt
/usr/share/doc/skyviewer/general.txt
/usr/share/doc/skyviewer/notes-ngp.txt
/usr/share/doc/skyviewer/test_iqu.fits
/usr/share/licenses/skyviewer
/usr/share/licenses/skyviewer/License.txt
/usr/share/pixmaps/skyviewer.png
References
Summary
In this tutorial we learn how to install skyviewer on Fedora 34 using yum and dnf.
