Astronomische Gesellschaft Katalog
(19th/20th century astrometric catalog)
The Astronomische Gesellschaft Katalog is a 19th/20th century
astrometric catalog of on the order
of 200,000 stars, produced by the Astronomische Gesellschaft,
a German astronomy society.
The original version was begun in the 19th century
and two subsequent versions have been produced, the three
designated AGK1, AGK2, and AGK3, the latter published in 1975.
Their positions are tied to a shorter list of 20,000+ reference stars,
|Prefix||Example|| || |
|AGK||AGK +81 266||or "AG"|| |
|AGKR||AGKR 1017||subset of reference stars|| |