NGC 4639
NGC 4639 is a barred spiral galaxy located in the constellation Virgo. It lies over 70 million light-years away from planet Earth. Its core contains a massive black hole.[3] NGC 4639 is also classified as a Seyfert galaxy.[4] NGC 4639 is a member of the Virgo Cluster.[5]
| NGC 4639 | |
|---|---|
 A Hubble Space Telescope (HST) image of NGC 4639.[1] | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 42m 52.4s[2] |
| Declination | +13° 15′ 27″[2] |
| Redshift | 1018 ± 5 km/s[2] |
| Distance | 73,202,542 ly[2] |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 12.2[2] |
| Characteristics | |
| Type | SB(rs)bc[2] |
| Apparent size (V) | 2′.8 × 1′.9[2] |
| Other designations | |
| UGC 7884, PGC 42741, VCC 1943[2] | |
References
- "Elegant spiral hides a hungry monster". Retrieved 13 October 2015.
- "NASA/IPAC Extragalactic Database". Results for NGC 4639. Retrieved 2007-04-01.
- Botkin-Kowacki, Eva (13 October 2015). "Spectacular Hubble photo: A bright galaxy holds a hidden secret". The Christian Science Monitor. Retrieved 14 October 2015.
- "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-08-30.
- "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2017-08-29.
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