Install eag-healpix-java by entering the following commands in the terminal:
sudo apt update sudo apt install eag-healpix-java
Description:
Handling of HEALPix sky pixellization
The package creates sky pixelization to a specified resolution. . These tools permit creation of HEALPix maps as well as use of existing maps. There are tools to translate sky coordinates (Ra, Dec) to a pixel number, and to generate a list of neighboring pixels within some specified radius. More complicated queries are also supported.
Homepage: http://home.fnal.gov/~kuropat/HEALPIX/PixTools.html
Version: 2017.09.06-1
Section: universe/java