11h40m44.2s, +22° 25′46″| NGC 3842 | |
|---|---|
| |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 11h44m 02.2s[1] |
| Declination | 19° 56′ 59.3″[1] |
| Redshift | 0.021068 ± 0.000031[1] |
| Heliocentric radial velocity | 6316 ± 9 km/s[1] |
| Distance | 325 Mly (99.6 Mpc) |
| Grouporcluster | Leo Cluster |
| Apparent magnitude (V) | 12.78[1] |
| Characteristics | |
| Type | E[1] |
| Apparent size (V) | 1.4 x 1.0[1] |
| Notable features | brightest member of the Leo Cluster, has a 9.7 billion solar mass black hole |
| Other designations | |
| UGC 6704, PGC 36487, MCG 3-30-72, ZWG 97.95,[1] | |
NGC 3842 is an elliptical galaxy in the constellationofLeo. It was discovered by William Herschel. It is notable for containing one of the largest black holes ever detected, reported to have a mass of 9.7 billion solar masses.[2] It is around 330 million light-years distant from Earth.
NGC 3842 is the brightest member[3] of the Leo Cluster.[4][5]
Media related to NGC 3842 at Wikimedia Commons
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