How To Install wcs-to-tan on Ubuntu 21.04

In this guide, we’ll discuss How To Install wcs-to-tan on Ubuntu 21.04. Also, we will demonstrate how to uninstall and update wcs-to-tan.

One-liner install command

For those in a hurry, here's a one-line installation command:

sudo apt-get update && sudo apt -y install astrometry.net

But if you are interested in the detailed steps with descriptions, the following information is for you.

What is wcs-to-tan and what are the ways to install it?

Before beginning this tutorial, you will need access to a server or computer running Ubuntu 21.04. This guide was written specifically with a server running Ubuntu 21.04 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install wcs-to-tan on Ubuntu 21.04. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install wcs-to-tan using apt-get

First, update apt database with apt-get using the following command.

sudo apt-get update

After updating apt-get database, You can install wcs-to-tan using apt by running the following command:

sudo apt -y install astrometry.net

Install wcs-to-tan using apt

Because wcs-to-tan is available in Ubuntu 21.04’s default repositories, it is possible to install it from these repositories using the apt packaging system.

To begin, update apt database with apt using the following command.

sudo apt update

After updating apt database, You can install wcs-to-tan using apt by running the following command:

sudo apt -y install astrometry.net

Install wcs-to-tan using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu 21.04. Update apt database with aptitude using the following command.

sudo aptitude update

After updating aptitude database, You can install wcs-to-tan by running the following command:

sudo aptitude -y install astrometry.net

How to upgrade (update) a single package wcs-to-tan using apt-get?

First, you will need to update packages index. Run update command as usual:

sudo apt-get update

Next, to upgrade only the wcs-to-tan, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install astrometry.net

Note that this command will not install any new packages! If you wish to install the package if it doesn't exist you may leave out --only-upgrade part.

How To Uninstall wcs-to-tan from Ubuntu 21.04

To uninstall only the wcs-to-tan package you can execute the following command:

sudo apt-get remove astrometry.net

Uninstall wcs-to-tan and all its dependencies

To uninstall wcs-to-tan and its dependencies that are no longer needed by Ubuntu 21.04, you can use the command below:

sudo apt-get -y autoremove astrometry.net

Remove wcs-to-tan with all configurations and data

To remove wcs-to-tan configuration and data from your system you can run the following purge command:

sudo apt-get -y purge astrometry.net

Remove wcs-to-tan completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to wcs-to-tan package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge astrometry.net

Extra info and code examples

The astrometry engine will take any image and return the astrometry world coordinate system (WCS), a standards-based description of the transformation between image coordinates and sky coordinates.

Conclusion

You now have a full guide on how to install wcs-to-tan using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the wcs-to-tan from Ubuntu 21.04.

See also:

How To Install wcs-to-tan on Ubuntu 21.04

How To Install wcs-to-tan on CentOS 8

How To Install wcs-to-tan on Ubuntu 22.04

How To Install wcs-to-tan on Kali Linux

How To Install wcs-to-tan on Debian 11

How To Install wcs-to-tan on Fedora 34

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