NGC 890 is a lenticular galaxy in the constellation Triangulum. It is estimated to be 180 million light-years from the Milky Way[3] and has a diameter of approximately 130,000 ly. NGC 890 was discovered on September 13, 1784 by Wilhelm Herschel.[4][5]
| NGC 890 | |
|---|---|
 Pan-STARRS image of NGC 890 | |
| Observation data (J2000 epoch) | |
| Constellation | Triangulum |
| Right ascension | 02h 22m 01.008s[1] |
| Declination | +33° 15′ 57.94″[1] |
| Redshift | 0.0138[2] |
| Heliocentric radial velocity | 4108 km/s[2] |
| Distance | 180.2 ± 12.7 Mly (55.24 ± 3.88 Mpc)[3] |
| Apparent magnitude (V) | 11.05[3] |
| Apparent magnitude (B) | 12.5[2] |
| Absolute magnitude (V) | −21.7[3] |
| Characteristics | |
| Type | SAB0−(r)?[3] |
| Other designations | |
| UGC 1823, MCG +05-06-030, PGC 8997[2] | |
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 "NGC 890". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-05-25.
- ^ a b c d e "Results for object NGC 0890 (NGC 890)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2020-05-25.
- ^ "Revised NGC Data for NGC 890". spider.seds.org. Retrieved 2020-03-19.
- ^ Ford, Dominic. "The galaxy NGC 890 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-03-19.
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