NGC 6975,[4] also known as NGC 6976, is a spiral galaxy in the constellation Aquarius. The object was discovered on 12 July 1864 by the German astronomer Albert Marth.
NGC 6975 | |
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Observation data (J2000 epoch) | |
Constellation | Aquarius |
Right ascension | 20h 52m 26.023s[1] |
Declination | −05° 46′ 19.84″[1] |
Redshift | 5956 km/s[2] |
Heliocentric radial velocity | 0.019868[2] |
Apparent magnitude (B) | 14.95[3] |
Characteristics | |
Type | SAB(r)bc?[2] |
Apparent size (V) | 0.98′ × 0.84′[2] |
Other designations | |
HCG 88c, NGC 6975, MCG -01-53-015, PGC 65620[3] |
NGC 6975 is part of Hickson Compact Group 88, along with NGC 6977, NGC 6978, and MCG-01-53-014. The group is at a distance of about 273 million light years (84 million parsecs).[5] In 2012, supernova SN 2012ga was discovered within NGC 6975.[6]
See also
editReferences
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 "NED results for object NGC 6975". NASA/IPAC Extragalactic Database. National Aeronautics and Space Administration / Infrared Processing and Analysis Center. Retrieved 27 May 2018.
- ^ a b "NGC 6975". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 24 May 2018.
- ^ "Revised NGC Data for NGC 6975". spider.seds.org. Retrieved 2018-05-14.
- ^ Brosch, Noah (2015). "Galaxy interactions in the Hickson Compact Group 88". Monthly Notices of the Royal Astronomical Society. 454 (3): 3222–3228. arXiv:1509.06303. Bibcode:2015MNRAS.454.3222B. doi:10.1093/mnras/stv2199.
- ^ "SN 2012ga". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 27 May 2018.