NGC 3873

NGC 3873 is an elliptical galaxy located about 300 million light-years away^[2] in the constellation Leo.^[3] The galaxy was discovered by astronomer Heinrich d'Arrest on May 8, 1864.^[4][5] NGC 3873 is a member of the Leo Cluster.^[6]

NGC 3873
SDSS image of NGC 3873 (center), and NGC 3875 (lower left).
Observation data (J2000 epoch)
Constellation	Leo
Right ascension	11h 45m 46.1s[1]
Declination	19° 46′ 26″[1]
Redshift	0.018126[1]
Heliocentric radial velocity	5434 km/s[1]
Distance	302 Mly (92.7 Mpc)[1]
Group or cluster	Leo Cluster
Apparent magnitude (V)	13.85[1]
Characteristics
Type	E[1]
Size	~130,000 ly (40 kpc) (estimated)[1]
Apparent size (V)	1.5 x 1.3[1]
Other designations
CGCG 97-137, KCPG 300A, MCG 3-30-106, PGC 36670, UGC 6735[1]

On May 15, 2007 a type Ia supernova designated as SN 2007ci was discovered in NGC 3873.^[7][8][9]