NGC 3254 is a spiral galaxy in the constellation Leo Minor. It was discovered by German-British astronomer William Herschel on March 13, 1785. It is a member of the NGC 3254 Group of galaxies, which is a member of the Leo II Groups, a series of galaxies and galaxy clusters strung out from the right edge of the Virgo Supercluster.
Supernovae Two supernovae have been observed in NGC 3254: SN 1941B (type unknown, mag. 15.1) was discovered by Josef J. Johnson on 25 March 1941. SN 2019np (Type Ia, mag. 13.0) was discovered by Kōichi Itagaki on 9 January 2019. This supernova was the brightest observed in the year 2019.
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See also List of NGC objects (3001–4000)
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