How To Install sextractor on Fedora 34

sextractor is Extract catalogs of sources from astronomical images

Introduction

In this tutorial we learn how to install sextractor on Fedora 34.

What is sextractor

SExtractor is a program that builds a catalogue of objects from an astronomical image. Although it is particularly oriented towards reduction of large scale galaxy-survey data, it performs rather well on moderately crowded star fields.

We can use yum or dnf to install sextractor on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install sextractor.

Install sextractor 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 sextractor using dnf by running the following command:

sudo dnf -y install sextractor

Install sextractor 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 sextractor using yum by running the following command:

sudo yum -y install sextractor

How To Uninstall sextractor on Fedora 34

To uninstall only the sextractor package we can use the following command:

sudo dnf remove sextractor

sextractor Package Contents on Fedora 34

/usr/bin/ldactoasc
/usr/bin/sex
/usr/lib/.build-id
/usr/lib/.build-id/1f
/usr/lib/.build-id/1f/5a390ab74b7f800785963d930683478c597d41
/usr/lib/.build-id/83
/usr/lib/.build-id/83/863a33354df3a8cf7d1b4ab69ca970d59e5365
/usr/share/doc/sextractor
/usr/share/doc/sextractor/AUTHORS
/usr/share/doc/sextractor/BUGS
/usr/share/doc/sextractor/COPYRIGHT
/usr/share/doc/sextractor/HISTORY
/usr/share/doc/sextractor/README
/usr/share/doc/sextractor/README.md
/usr/share/doc/sextractor/THANKS
/usr/share/doc/sextractor/default.param
/usr/share/doc/sextractor/default.sex
/usr/share/licenses/sextractor
/usr/share/licenses/sextractor/LICENSE
/usr/share/man/man1/sex.1.gz
/usr/share/man/manx/sex.x.gz
/usr/share/sextractor
/usr/share/sextractor/README
/usr/share/sextractor/block_3x3.conv
/usr/share/sextractor/default.conv
/usr/share/sextractor/default.nnw
/usr/share/sextractor/default.param
/usr/share/sextractor/default.sex
/usr/share/sextractor/gauss_1.5_3x3.conv
/usr/share/sextractor/gauss_2.0_3x3.conv
/usr/share/sextractor/gauss_2.0_5x5.conv
/usr/share/sextractor/gauss_2.5_5x5.conv
/usr/share/sextractor/gauss_3.0_5x5.conv
/usr/share/sextractor/gauss_3.0_7x7.conv
/usr/share/sextractor/gauss_4.0_7x7.conv
/usr/share/sextractor/gauss_5.0_9x9.conv
/usr/share/sextractor/mexhat_1.5_5x5.conv
/usr/share/sextractor/mexhat_2.0_7x7.conv
/usr/share/sextractor/mexhat_2.5_7x7.conv
/usr/share/sextractor/mexhat_3.0_9x9.conv
/usr/share/sextractor/mexhat_4.0_9x9.conv
/usr/share/sextractor/mexhat_5.0_11x11.conv
/usr/share/sextractor/sextractor.xsl
/usr/share/sextractor/tophat_1.5_3x3.conv
/usr/share/sextractor/tophat_2.0_3x3.conv
/usr/share/sextractor/tophat_2.5_3x3.conv
/usr/share/sextractor/tophat_3.0_3x3.conv
/usr/share/sextractor/tophat_4.0_5x5.conv
/usr/share/sextractor/tophat_5.0_5x5.conv

References

Summary

In this tutorial we learn how to install sextractor on Fedora 34 using yum and dnf.