NGC 4634 is an edge-on barred spiral galaxy[4] located about 70 million light-years away in the constellation of Coma Berenices.[5] NGC 4634 was discovered by astronomer William Herschel on January 14, 1787.[6] It is interacting with the spiral galaxy NGC 4633.[5] Both galaxies are members of the Virgo Cluster.[7][8]
| NGC 4634 | |
|---|---|
 Picture of NGC 4634 produced by the Hubble Space Telescope's Advanced Camera for Surveys and the Wide Field and Planetary Camera 2 | |
| Observation data (J2000 epoch) | |
| Constellation | Coma Berenices |
| Right ascension | 12h 42m 40.986s[1] |
| Declination | +14° 17′ 45.15″[1] |
| Redshift | 0.000991[2] |
| Heliocentric radial velocity | 297[2] |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 11.67[2] |
| Apparent magnitude (B) | 13.6[3] |
| Absolute magnitude (V) | -17.96[2] |
| Characteristics | |
| Type | SBcd[2] |
| Size | 49,800 ly (15.28 kpc)[2] |
| Apparent size (V) | 2.6′ × 0.494′[2] |
| Other designations | |
| UGC 7875, PGC 42707, VCC 1932, MGC+03-32-086[3] | |
Gallery
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NGC 4634 by Hubble Space Telescope -
NGC 4634 (SDSS DR14)
References
edit- ^ a b Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W.; Chester, Thomas; Elias, Jonathan H.; Huchra, John P.; Liebert, James W.; Lonsdale, Carol J.; Monet, David G.; Price, Stephan; Seitzer, Patrick; Jarrett, Thomas H.; Kirkpatrick, J. Davy; Gizis, John E.; Howard, Elizabeth V.; Evans, Tracey E.; Fowler, John W.; Fullmer, Linda; Hurt, Robert L.; Light, Robert M.; Kopan, Eugene L.; Marsh, Kenneth A.; McCallon, Howard L.; Tam, Robert; Van Dyk, Schuyler D.; Wheelock, Sherry L. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708. ISSN 0004-6256. S2CID 18913331.
- ^ a b c d e f g "NED results for object NGC 4634". National Aeronautics and Space Administration / Infrared Processing and Analysis Center. Retrieved 13 February 2017.
- ^ a b "NGC 4634". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 13 February 2017.
- ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2017-09-14.
- ^ a b "Glowing gas and dark dust in a side-on spiral". www.spacetelescope.org. Retrieved 2017-09-14.
- ^ "New General Catalog Objects: NGC 4600 - 4649". cseligman.com. Retrieved 2017-09-14.
- ^ "The Virgo Cluster". www.atlasoftheuniverse.com. Retrieved 2017-09-14.
- ^ "NGC 4633 and 4634 May be Interacting - CCD Imaging & Processing - Cloudy Nights". Cloudy Nights. Retrieved 2017-09-14.
External links
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Media related to NGC 4634 at Wikimedia Commons
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