NGC 252 is a lenticular galaxy located in the constellation Andromeda. It was discovered by William Herschel in 1786.
One supernova has been observed in NGC 252: SN 1998de (type Ia, mag. 18.4) was discovered by the Lick Observatory Supernova Search (LOSS) on 23 July 1998.
It is part of a galaxy group known as LGG 12, which has 5 members, NGC 260, UGC 501, UGC 470 and CGCG 500-92.
See also List of NGC objects
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