NGC 690
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| NGC 690 | |
|---|---|
 NGC 690 imaged by the Sloan Digital Sky Survey | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 01h 47m 48.074s[1] |
| Declination | −16° 43′ 19.88″[1] |
| Redshift | 0.01721±0.00003[2] |
| Helio radial velocity | 5,160.03±9.89[2] km/s |
| Distance (comoving) | 235.6 ± 16.5 Mly (72.25 ± 5.07 Mpc)[2] |
| Characteristics | |
| Type | SAB(s)c:[2] |
| Other designations | |
| AGC 410352, LEDA 6587[3] | |
NGC 690 is an intermediate spiral galaxy located in the constellation Cetus about 236 million light-years from the Milky Way. It was discovered by the American astronomer Francis Leavenworth in 1885.[4][5]
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: 1163–1183. doi:10.1086/498708. ISSN 0004-6256.
- ^ a b c d de Vaucouleurs, G.; et al. (1991). "Third reference catalogue of bright galaxies". 3.9. New York: Springer-Verlag.
{{cite journal}}: Cite journal requires|journal=(help) - ^ "NGC 690". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-01-10.
- ^ Ford, Dominic. "The galaxy NGC 690 - In-The-Sky.org". in-the-sky.org. Retrieved 2019-12-12.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2019-12-12.
External links[edit]
Media related to NGC 690 at Wikimedia Commons
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