astrometry-data-tycho2-07-litt software package provides Astrometry.net Tycho-2 little endian index files (22'-30'), you can install in your Ubuntu 17.04 (Zesty Zapus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install astrometry-data-tycho2-07-litt
astrometry-data-tycho2-07-litt is installed in your system.
Make ensure the astrometry-data-tycho2-07-litt package were installed using the commands given below,
$ sudo dpkg-query -l | grep astrometry-data-tycho2-07-litt*
You will get with astrometry-data-tycho2-07-litt package name, version, architecture and description in a table
| Distro | Ubuntu 17 |
| Section | Science |
| Package | astrometry-data-tycho2-07-litt |
| Version | 02-03-16 |
| Description | Astrometry.net Tycho-2 little endian index files (22'-30') |
| Sub Section | Science |