NGC 3008

NGC 3008
SDSS拍摄的NGC 3008
观测资料(J2000 曆元
星座大熊座
赤经09h 49m 34.261s[1]
赤纬+44° 06′ 09.71″[1]
紅移0.01595[1]
徑向速度4783 km/s[1]
距离240.5 ± 16.9 Mly(73.73 ± 5.18 Mpc[1]
属于NGC 2998 group
视星等 (B)15.23[2]
特征
类型S0/a[1]
其他名称
MCG+07-20-059、​PGC 28252[1]
參見:星系星系列表

NGC 3008是一个位于大熊座透鏡狀星系,拥有活动星系核[3][4],由第三代羅斯伯爵威廉·帕森思及其助手发现[5]。NGC 3008直径4万光年,距离地球2.4亿年,退行速度4785 km/s[5][1]。NGC 3008属于NGC 2998星系群。该星系群还包括NGC 2998NGC 3002NGC 3005NGC 3006英语NGC 3006等星系[6]。NGC 3008在星系群中恆星形成的速度是最低的,平均每年仅生成0.02 M质量的恒星[7]

参考

  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Results for object NGC 3008 (NGC 3008). NASA/IPAC Extragalactic Database. California Institute of Technology. [2021-02-14]. (原始内容存档于2022-06-19). 
  2. ^ Search specification: NGC 3008. HyperLeda. Université Claude Bernard Lyon 1. [2021-02-14]. (原始内容存档于2022-06-22). 
  3. ^ NGC 3008 -- LINER-type Active Galaxy Nucleus. Simbad. Strasbourg astronomical Data Center. [17 April 2020]. (原始内容存档于2022-06-19). 
  4. ^ NGC 3008. In-The-Sky.org. [17 April 2020]. (原始内容存档于2022-06-19). 
  5. ^ 5.0 5.1 Celestial Atlas. cseligman.com. [17 April 2020]. (原始内容存档于2019-01-17). 
  6. ^ NAME NGC 2998 Group. SIMBAD. 斯特拉斯堡天文資料中心. [2021-02-14]. 
  7. ^ Paudel, Sanjaya; Sengupta, Chandreyee; Yoon, Suk-Jin; Chhatkuli, Daya Nidhi. MCG+07-20-052: Interacting Dwarf Pair in a Group Environment. The Astronomical Journal. 2020, 159 (4): 141. Bibcode:2020AJ....159..141P. S2CID 211258826. arXiv:2002.10076可免费查阅. doi:10.3847/1538-3881/ab722f. 

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