UGC 8901
| UGC 8091 | |
|---|---|
 dI星系GR 8的HST WFPC2真实色度再现 | |
| 观测资料（J2000 历元） | |
| 星座 | 室女座 |
| 赤经 | 12h 58m 40.4s[1] |
| 赤纬 | +14° 13′ 03″[1] |
| 红移 | 214 ± 0 km/s[1] |
| 距离 | 7.9 Mly (2.4 Mpc) |
| 视星等 (V) | 14.7[1] |
| 特征 | |
| 类型 | ImV[1] |
| 角直径 (V) | 1′.1 × 1′.0[1] |
| 其他名称 | |
| PGC 44491,[1] DDO 155,[1], GR 8[1], Imprint of a Foot[1] | |
UGC 8091（也称作GR 8）是一个富气体的矮不规则星系[2]。1995年，托尔斯泰等人估计它的离地球距离的约为790万光年（后于1997年经依巴谷卫星修正）。它是否为本星系群的成员仍是一个问题。它由利克天文台使用20英寸的天体照相机在1946、1947或1951年发现。
外部链接
参考资料
- ^ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 NASA/IPAC Extragalactic Database. Results for UGC 8091. [2007-03-15].
- ^ Tolstoy, E. Detailed Star-Formation Histories of Nearby Dwarf Irregualr Galaxies using HST. The stellar content of Local Group galaxies, Proceedings of the 192nd symposium of the International Astronomical Union held in Cape Town, South Africa, 7-11 September 1998 (San Francisco, CA: Astronomical Society of the Pacific (ASP)). 1999-01-01, 192: 218 [2022-10-27]. Bibcode:1999IAUS..192..218T. ISBN 1886733821. （原始内容存档于2020-08-03）.
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