NGC 3945

NGC 3945
	哈勃空间望远镜拍摄的NGC 3945
观测资料（J2000 曆元）
星座	大熊座
赤经	11h 53m 13.726s[1]
赤纬	+60° 40′ 32.02″[1]
紅移	0.004153[2]
徑向速度	1242 ± 22 km/s[2]
距离	63 Mly（19.4 Mpc）[3]
视星等 (V)	10.75[4]
视星等 (B)	11.70[4]
特征
类型	(R)SB(rs)0+[3]
其他名称
	UGC 6860、MCG+10-17-096、PGC 37258[2]

NGC 3945是一个位于大熊座的透鏡狀星系，1790年3月19日由威廉·赫歇爾发现[5]。NGC 3945结构复杂，有两个星系棒和一个核球[3] ，是LINER星系[3]。NGC 3945中央黑洞质量较小，只有7006900000000000000♠9×10⁶ M_☉[3]，也可能不存在黑洞[6]。

参考

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. . The Astronomical Journal. 1 February 2006, 131: 1163–1183 [2022-06-28]. ISSN 0004-6256. doi:10.1086/498708. （原始内容存档于2022-04-02）.
. SIMBAD. 斯特拉斯堡天文資料中心. [2021-05-18].
Dullo, Bililign T.; Martínez-Lombilla, Cristina; Knapen, Johan H. . Monthly Notices of the Royal Astronomical Society. 2016, 462 (4): 3800–3811. arXiv:1608.03539 . doi:10.1093/mnras/stw1868.
. HyperLeda. Université Claude Bernard Lyon 1. [2021-05-18]. （原始内容存档于2021-05-18）.
Seligman, Courtney. . cseligman.com. [2021-05-18]. （原始内容存档于2018-11-26）.
Gültekin, Kayhan; Richstone, Douglas O.; Gebhardt, Karl; Lauer, Tod R.; Pinkney, Jason; Aller, M. C.; Bender, Ralf; Dressler, Alan; Faber, S. M.; Filippenko, Alexei V.; Green, Richard; Ho, Luis C.; Kormendy, John; Siopis, Christos. . The Astrophysical Journal. 2009, 695 (2): 1577–1590. Bibcode:2009ApJ...695.1577G. S2CID 14365610. arXiv:0901.4162 . doi:10.1088/0004-637X/695/2/1577.

外部链接

维基共享资源上的相關多媒體資源：NGC 3945

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[2MASS-1] 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. . The Astronomical Journal. 1 February 2006, 131: 1163–1183 [2022-06-28]. ISSN 0004-6256. doi:10.1086/498708. （原始内容存档于2022-04-02）.

[SIMBAD-2] . SIMBAD. 斯特拉斯堡天文資料中心. [2021-05-18].

[Dullo-3] Dullo, Bililign T.; Martínez-Lombilla, Cristina; Knapen, Johan H. . Monthly Notices of the Royal Astronomical Society. 2016, 462 (4): 3800–3811. arXiv:1608.03539 . doi:10.1093/mnras/stw1868.

[LEDA-4] . HyperLeda. Université Claude Bernard Lyon 1. [2021-05-18]. （原始内容存档于2021-05-18）.

[cseligman-5] Seligman, Courtney. . cseligman.com. [2021-05-18]. （原始内容存档于2018-11-26）.

[Gultekin-6] Gültekin, Kayhan; Richstone, Douglas O.; Gebhardt, Karl; Lauer, Tod R.; Pinkney, Jason; Aller, M. C.; Bender, Ralf; Dressler, Alan; Faber, S. M.; Filippenko, Alexei V.; Green, Richard; Ho, Luis C.; Kormendy, John; Siopis, Christos. . The Astrophysical Journal. 2009, 695 (2): 1577–1590. Bibcode:2009ApJ...695.1577G. S2CID 14365610. arXiv:0901.4162 . doi:10.1088/0004-637X/695/2/1577.