NGC 4585
Galaxy in the constellation Coma Berenices
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NGC 4585 is a spiral galaxy located 340 million light-years away[2] in the constellation Coma Berenices. It was discovered on April 21, 1865, by astronomer Heinrich d'Arrest.[3] NGC 4585 forms a pair with the galaxy 2MASX J12391856+2854154, known as [T2015] nest 102105,[4] and is part of the Coma Supercluster.[5][6]
Right ascension12h 38m 13.2s[1]
Declination28° 56′ 14″[1]
| NGC 4585 | |
|---|---|
SDSS image of NGC 4585. | |
| Observation data (J2000 epoch) | |
| Constellation | Coma Berenices |
| Right ascension | 12h 38m 13.2s[1] |
| Declination | 28° 56′ 14″[1] |
| Redshift | 0.024367[1] |
| Heliocentric radial velocity | 7305 km/s[1] |
| Distance | 340 Mly (103 Mpc) |
| Apparent magnitude (V) | 14.6[1] |
| Absolute magnitude (B) | -22.37[1] |
| Characteristics | |
| Type | Sab[1] |
| Size | ~110,300 ly (33.81 kpc) (estimated)[1] |
| Apparent size (V) | 0.89′ × 0.50′[1] |
| Other designations | |
| CGCG 159-037, MCG +05-30-042, PGC 042215[1] | |
NGC 4585 is host to a supermassive black hole with an estimated mass of 8.5 × 107 M☉.[7]