NGC 4596
Galaxy in the constellation Virgo
From Wikipedia, the free encyclopedia
NGC 4596 is a barred lenticular galaxy located about 55 million light-years away[2] in the constellation Virgo.[3] NGC 4596 was discovered by astronomer William Herschel on March 15, 1784.[4] NGC 4596 is a member of the Virgo Cluster[5][6] and has an inclination of about 38°.[7]
| NGC 4596 | |
|---|---|
Sloan Digital Sky Survey image of NGC 4596. | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 39m 55.9s[1] |
| Declination | 10° 10′ 34″[1] |
| Redshift | 0.006311[1] |
| Heliocentric radial velocity | 1892 km/s[1] |
| Distance | 55 Mly (16.8 Mpc)[1] |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 11.35[1] |
| Characteristics | |
| Type | SB0^+(r)[1] |
| Size | ~55,700 ly (17.08 kpc) (estimated)[1] |
| Apparent size (V) | 4.0 x 3.0[1] |
| Other designations | |
| CGCG 70-206, MCG 2-32-170, PGC 42401, UGC 7828, VCC 1813[1] | |
Physical characteristics
NGC 4596 has a strong bar with bright ansae at the ends. Two diffuse spiral arms branch off from the ends of the bar and form an inner pseudoring that is well-defined. The spiral arms continue out and fade rapidly in the bright outer disk.[8]
Supermassive black hole
NGC 4596 has a supermassive black hole with an estimated mass of 78 million suns (7.8×107 M☉).[9][10][11]
