How To Install calceph on CentOS 8

calceph is Astronomical library to access planetary ephemeris files

Introduction

In this tutorial we learn how to install calceph on CentOS 8.

What is `calceph`

This library is designed to access the binary planetary ephemeris files, such INPOPxx, JPL DExxx and SPICE ephemeris files.

We can use yum or dnf to install calceph on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install calceph.

Install calceph on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install calceph using dnf by running the following command:

sudo dnf -y install calceph

Install calceph on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install calceph using yum by running the following command:

sudo yum -y install calceph

How To Uninstall calceph on CentOS 8

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

sudo dnf remove calceph

calceph Package Contents on CentOS 8

/usr/bin/calceph_inspector
/usr/bin/calceph_queryorientation
/usr/bin/calceph_queryposition
/usr/lib/.build-id
/usr/lib/.build-id/1a
/usr/lib/.build-id/1a/71b98f8acff52d44a6dfa70fdd0ddbddb50a71
/usr/lib/.build-id/2e
/usr/lib/.build-id/2e/1f456fea997dc8adb60d2fb9962ac51f41868f
/usr/lib/.build-id/71
/usr/lib/.build-id/71/db76fe6e68b82256a41386fda65cd2350cf594

References

calceph website

Summary

In this tutorial we learn how to install calceph on CentOS 8 using yum and dnf.