[[https://sourceforge.net/projects/skychart/files/2-catalogs/Stars/UCAC4/ucac4-catalog-v2-south.zip|South -90/-30]]\\ [[https://sourceforge.net/projects/skychart/files/2-catalogs/Stars/UCAC4/ucac4-catalog-v2-equator.zip|Equator -30/+22.5]] \\ [[https://sourceforge.net/projects/skychart/files/2-catalogs/Stars/UCAC4/ucac4-catalog-v2-north.zip|North +22.5/+90]] \\ [[https://sourceforge.net/projects/skychart/files/2-catalogs/Stars/UCAC4/ucac4-index-v2.zip|Indexes]] \\ [[https://sourceforge.net/projects/skychart/files/2-catalogs/Stars/UCAC4/ucac4-v2.md5|MD5 checksum]]