M109星系團

M109 Group
觀測數據（曆元J2000）
星座	大熊座
赤经	11h 55m
赤纬	+51° 20′
最亮的成員	M109
星系的數量	41–58
其它名稱
	NGC 3992 Group, LGG 258,; NOGG H 547,; NOGG P1 588, NOGG P2 597
	參見：星系群、星系团、星系團列表
	查; 论; 编;

M109星系團（M109 Group），也稱為NGC 3992星系團（NGC 3992 Group）或大熊座雲（Ursa Major cloud），是大熊座中距離地球約5,500萬光年的星系團，該星系團以棒旋星系 M109來命名。

成員[编辑]

下表列出了在鄰近星系表^[3]、Fouque等人的調查結果、^[4]里昂星系群表^[1]和三個星系團一致被確定為星系團成員的星系。^[2]

**Members of the M109 Group**
名稱	Type^[5]	R.A. (J2000)^[5]	Dec. (J2000)^[5]	紅位移 (km/s)^[5]	視星等^[5]
M109	SB(rs)bc	11^h 57^m 36.0^s	+53° 22′ 28″	1048 ± 1	10.6
NGC 3718	SB(s)a pec	11^h 32^m 34.9^s	+53° 04′ 05″	993 ± 1	11.6
NGC 3726	SAB(r)c	11^h 33^m 21.2^s	+47° 01′ 45″	866 ± 1	10.9
NGC 3729	SB(r)a pec	11^h 33^m 49.3^s	+53° 07′ 32″	1060 ± 1	12.0
NGC 3769	SB(r)b	11^h 37^m 44.1^s	+47° 53′ 35″	737 ± 2	12.5
NGC 3782	SAB(s)cd	11^h 39^m 20.7^s	+46° 30′ 48″	739 ± 6	13.1
NGC 3870	S0	11^h 45^m 56.6^s	+50° 11′ 59″	756 ± 7	13.4
NGC 3877	Sc	11^h 46^m 07.8^s	+47° 29′ 41″	895 ± 4	12.1
NGC 3893	SAB(rs)c	11^h 48^m 38.2^s	+48° 42′ 39″	967 ± 1	11.2
NGC 3913	(R)SA(rs)d	11^h 50^m 38.9^s	+55° 21′ 14″	954 ± 4	13.2
NGC 3917	SAcd	11^h 50^m 45.5^s	+51° 49′ 27″	965 ± 1	12.5
NGC 3922	S0/a	11^h 51^m 13.4^s	+50° 09′ 25″	906 ± 7	13.4
NGC 3928	SA(s)b	11^h 51^m 47.6^s	+48° 40′ 59″	988 ± 4	13.0
NGC 3949	SA(s)bc	11^h 53^m 41.4^s	+47° 51′ 32″	800 ± 1	11.5
NGC 3953	SB(r)bc	11^h 53^m 48.9^s	+52° 19′ 36″	1052 ± 2	10.8
NGC 3972	SA(s)bc	11^h 55^m 45.1^s	+55° 19′ 15″	852 ± 1	13.1
NGC 3982	SAB(r)b	11^h 56^m 28.1^s	+55° 07′ 31″	1109 ± 6	12.0
NGC 4010	SB(s)d	11^h 58^m 37.9^s	+47° 15′ 41″	902 ± 1	13.2
NGC 4026	S0	11^h 59^m 25.2^s	+50° 57′ 42″	930 ± 40	11.7
NGC 4085	SAB(s)c	12^h 05^m 22.7^s	+50° 21′ 10″	746 ± 5	13.0
NGC 4088	SAB(rs)bc	12^h 05^m 34.2^s	+50° 32′ 21″	757 ± 1	11.2
NGC 4100	(R)SA(rs)bc	12^h 06^m 08.1^s	+49° 34′ 59″	1074 ± 1	11.9
NGC 4102	SAB(s)b	12^h 06^m 23.1^s	+52° 42′ 39″	846 ± 2	12.0
NGC 4142	SB(s)d	12^h 09^m 30.2^s	+53° 06′ 18″	1157 ± 7	13.9
NGC 4157	SAB(s)b	12^h 11^m 04.4^s	+50° 29′ 05″	774 ± 2	12.2
UGC 6628	SAm	11^h 40^m 06.7^s	+45° 56′ 34″	841 ± 1	13.2
UGC 6667	Scd	11^h 42^m 26.3^s	+51° 35′ 53″	973 ± 1	14.2
UGC 6840	SB(rs)m	11^h 52^m 07.0^s	+52° 06′ 29″	1046 ± 5	14.3
UGC 6917	SBm	11^h 56^m 28.8^s	+50° 25′ 42″	911 ± 1	13.1
UGC 6923	Im	11^h 56^m 49.4^s	+53° 09′ 37″	1066 ± 2	15.1
UGC 6930	SAB(s)d	11^h 57^m 17.3^s	+49° 16′ 59″	777 ± 0	12.7
UGC 6983	SB(rs)cd	11^h 59^m 09.3^s	+52° 42′ 27″	1082 ± 1	13.1
UGC 7218	Im	12^h 12^m 56.5^s	+52° 15′ 55″	770 ± 7	14.8

參考資料[编辑]

^ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 A. Garcia. General study of group membership. II – Determination of nearby groups. Astronomy and Astrophysics Supplement. 1993, 100: 47–90. Bibcode:1993A&AS..100...47G.
^ ^2.0 ^2.1 ^2.2 ^2.3 ^2.4 ^2.5 ^2.6 ^2.7 G. Giuricin; C. Marinoni; L. Ceriani; A. Pisani. Nearby Optical Galaxies: Selection of the Sample and Identification of Groups. Astrophysical Journal. 2000, 543 (1): 178–194. Bibcode:2000ApJ...543..178G. S2CID 9618325. arXiv:astro-ph/0001140 . doi:10.1086/317070.
^ ^3.0 ^3.1 R. B. Tully. Nearby Galaxies Catalog. Cambridge: Cambridge University Press. 1988. ISBN 0-521-35299-1.
^ P. Fouque; E. Gourgoulhon; P. Chamaraux; G. Paturel. Groups of galaxies within 80 Mpc. II – The catalogue of groups and group members. Astronomy and Astrophysics Supplement. 1992, 93: 211–233. Bibcode:1992A&AS...93..211F.
^ ^5.0 ^5.1 ^5.2 ^5.3 ^5.4 NASA/IPAC Extragalactic Database. Results for various galaxies. [2006-11-09].

[garcia1993-1] 1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 A. Garcia. General study of group membership. II – Determination of nearby groups. Astronomy and Astrophysics Supplement. 1993, 100: 47–90. Bibcode:1993A&AS..100...47G.

[giuricinetal2002-2] 2.0 ^2.1 ^2.2 ^2.3 ^2.4 ^2.5 ^2.6 ^2.7 G. Giuricin; C. Marinoni; L. Ceriani; A. Pisani. Nearby Optical Galaxies: Selection of the Sample and Identification of Groups. Astrophysical Journal. 2000, 543 (1): 178–194. Bibcode:2000ApJ...543..178G. S2CID 9618325. arXiv:astro-ph/0001140 . doi:10.1086/317070.

[nbg-3] 3.0 ^3.1 R. B. Tully. Nearby Galaxies Catalog. Cambridge: Cambridge University Press. 1988. ISBN 0-521-35299-1.

[fouqueetal1992-4] P. Fouque; E. Gourgoulhon; P. Chamaraux; G. Paturel. Groups of galaxies within 80 Mpc. II – The catalogue of groups and group members. Astronomy and Astrophysics Supplement. 1992, 93: 211–233. Bibcode:1992A&AS...93..211F.

[ned-5] 5.0 ^5.1 ^5.2 ^5.3 ^5.4 NASA/IPAC Extragalactic Database. Results for various galaxies. [2006-11-09].

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