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Astronomische Gesellschaft Katalog

(19th/20th century astrometric catalog)

The Astronomische Gesellschaft Katalog is a 19th/20th century astrometric catalog 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.

AGKAGK +81 266Astronomische Gesellschaft Katalogor "AG"