| NGC 4578 | |
|---|---|
 SDSS image of NGC 4578 | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 37m 30.5s[1] |
| Declination | 09° 33′ 18″[1] |
| Redshift | 0.007645[1] |
| Heliocentric radial velocity | 2292 km/s[1] |
| Distance | 55.65 Mly (17.062 Mpc)[1] |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 12.38[1] |
| Characteristics | |
| Type | SA0^0(r)[1] |
| Size | ~53,600 ly (16.44 kpc) (estimated)[1] |
| Apparent size (V) | 3.3 x 2.5[1] |
| Other designations | |
| CGCG 70-195, MCG 2-32-159, PGC 42149, UGC 7793, VCC 1720[1] | |
NGC 4578 is a lenticular galaxy located about 55 million light-years away[2] in the constellation Virgo.[3] NGC 4578 was discovered by astronomer William Herschel on January 18, 1784[4] and is a member of the Virgo Cluster.[5][6]
- ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 4578. Retrieved 2018-02-20.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-02-21.
- ^ "Revised NGC Data for NGC 4578". spider.seds.org. Retrieved 2018-02-21.
- ^ "New General Catalog Objects: NGC 4550 - 4599". cseligman.com. Retrieved 2018-02-21.
- ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2018-02-21.
- ^ "The Virgo Cluster". www.atlasoftheuniverse.com. Retrieved 2018-02-21.