NGC 4673
Galaxy in the constellation Coma Berenices
From Wikipedia, the free encyclopedia
NGC 4673 is an elliptical galaxy located 317 million light-years away[2] in the constellation Coma Berenices. It was discovered on April 6, 1785, by astronomer William Herschel.[3] NGC 4673 is part of a group of 11 galaxies, known as [T2015] nest 100111, which is also known as the NGC 4692 Group[4] and is part of the Coma Supercluster.[5][6]
Right ascension12h 45m 34.7s[1]
Declination27° 03′ 39″[1]
| NGC 4673 | |
|---|---|
SDSS image of NGC 4673. | |
| Observation data (J2000 epoch) | |
| Constellation | Coma Berenices |
| Right ascension | 12h 45m 34.7s[1] |
| Declination | 27° 03′ 39″[1] |
| Redshift | 0.022856[1] |
| Heliocentric radial velocity | 6852 km/s[1] |
| Distance | 317 Mly (97.2 Mpc) |
| Apparent magnitude (V) | 13.87[1] |
| Absolute magnitude (B) | -21.96[1] |
| Characteristics | |
| Type | E1-2[1] |
| Size | ~75,100 ly (23.04 kpc) (estimated)[1] |
| Apparent size (V) | 1.0′ × 0.9′[1] |
| Other designations | |
| UGC 07933, MRK 0656, CGCG 159-070, MCG +05-30-073, PGC 043008[1] | |
NGC 4673 is host to a supermassive black hole with an estimated mass of 7.2 × 108 M☉,[7] and a population of 750 globular clusters.[8]