M62 (球状星团)
| Messier 62 (M62) | |
|---|---|
 | |
| 观测数据(J2000 历元) | |
| 分类 | IV[1] |
| 星座 | 蛇夫座 |
| 赤经 | 17h 01m 12.60s[2] |
| 赤纬 | –30° 06′ 44.5″[2] |
| 距离 | 22.2 kly（6.8 kpc）[3] |
| 视星等 (V) | +7.39[2] |
| 视直径(V) | 15′.0 |
| 物理性质 | |
| Mass | 1.22×106[3] M☉ |
| 半径 | 49 ly |
| 金属量 | –1.02[4] dex |
| 估计年龄 | 11.78 亿年[4] |
| 其它名称 | NGC天体表 6266, GCl 51[2] |
历史
详情
M62离开地球约22500光年。于1970年代，天文学家通过研究发现M62共含有89颗变星，多数属于天琴座RR型变星种类的变星。[6]
图片集
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M62图（由业余望远镜拍摄） -
M62位置地图
参见
参考文献
- ^ Shapley, Harlow; Sawyer, Helen B., A Classification of Globular Clusters, Harvard College Observatory Bulletin, August 1927, (849): 11–14, Bibcode:1927BHarO.849...11S.
- ^ 2.0 2.1 2.2 2.3 [ NGC 6266] 请检查
|url=值 (帮助). SIMBAD. 斯特拉斯堡天文资料中心. [2006-11-17]. - ^ 3.0 3.1 Boyles, J.; et al, Young Radio Pulsars in Galactic Globular Clusters, The Astrophysical Journal, November 2011, 742 (1): 51, Bibcode:2011ApJ...742...51B, arXiv:1108.4402
, doi:10.1088/0004-637X/742/1/51.
- ^ 4.0 4.1 Forbes, Duncan A.; Bridges, Terry, Accreted versus in situ Milky Way globular clusters, Monthly Notices of the Royal Astronomical Society, May 2010, 404 (3): 1203–1214, Bibcode:2010MNRAS.404.1203F, arXiv:1001.4289 , doi:10.1111/j.1365-2966.2010.16373.x.
- ^ 5.0 5.1 McArthur, Guy; Frommert, Hartmut; Kronberg, Christine. Messier Object 62. SEDS Messier Database. 2007-08-30 [2018-07-28]. （原始内容存档于2017-11-13）.
- ^ Castellani, Marco. GGCs database: globular cluster NGC 6266. GGCs database. [2018-07-28]. （原始内容存档于2011-05-22）.
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