| NGC 99 | |
|---|---|
 SDSS image of NGC 99 | |
| Observation data (J2000 epoch) | |
| Constellation | Pisces |
| Right ascension | 00h 23m 59.422s[1] |
| Declination | +15° 46′ 13.04″[1] |
| Redshift | 0.017705[2] |
| Heliocentric radial velocity | 5308[2] |
| Distance | 245 Mly (75 Mpc)[3] |
| Apparent magnitude (V) | 13.65[4] |
| Apparent magnitude (B) | 13.99[4] |
| Characteristics | |
| Type | Scd[2] |
| Size | 101,400 ly (31,080 pc)[2] |
| Apparent size (V) | 1.5′ × 1.5′[2] |
| Other designations | |
| UGC 230, MCG+02-02-006, PGC 1523[4] | |
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NGC 99 is a spiral galaxy in the constellation Pisces. It was discovered on 8 October 1883 by the French astronomer Édouard Stephan.[3]
- ^ 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 "NED results for object NGC 0098". National Aeronautics and Space Administration / Infrared Processing and Analysis Center. Retrieved 19 February 2017.
- ^ a b Seligman, Courtney. "NGC Objects: NGC 50 - 99". cseligman.com.
- ^ a b c "NGC 98". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 19 February 2017.