NGC 6101
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| NGC 6101 | |
|---|---|
| Observation data (J2000 epoch) | |
| Class | X[1] |
| Right ascension | 16h 25m 48.12s[2] |
| Declination | –72° 12′ 07.9″[2] |
| Apparent magnitude (V) | 9[3] |
| Apparent dimensions (V) | 10.7[3] |
| Physical characteristics | |
| Metallicity | –1.76[4] dex |
| Estimated age | 12.54 Gyr[4] |
| Other designations | Caldwell 107 |
| See also: Globular cluster, List of globular clusters | |
NGC 6101 is a globular cluster in the constellation Apus, which was discovered by James Dunlop and catalogued by him as Δ68. It requires a telescope of at least 20 cm (7.9 in) aperture to resolve individual stars.[3]
References
- ↑ Shapley, Harlow; Sawyer, Helen B. (August 1927), "A Classification of Globular Clusters", Harvard College Observatory Bulletin (849): 11–14, Bibcode:1927BHarO.849...11S.
- ↑ 2.0 2.1 Goldsbury, Ryan et al. (December 2010), "The ACS Survey of Galactic Globular Clusters. X. New Determinations of Centers for 65 Clusters", The Astronomical Journal 140 (6): 1830–1837, arXiv:1008.2755, Bibcode:2010AJ....140.1830G, doi:10.1088/0004-6256/140/6/1830.
- ↑ 3.0 3.1 3.2 Dunlop, Storm (2005). Atlas of the Night Sky. Collins. ISBN 0-00-717223-0.
- ↑ 4.0 4.1 Forbes, Duncan A.; Bridges, Terry (May 2010), "Accreted versus in situ Milky Way globular clusters", Monthly Notices of the Royal Astronomical Society 404 (3): 1203–1214, arXiv:1001.4289, Bibcode:2010MNRAS.404.1203F, doi:10.1111/j.1365-2966.2010.16373.x.
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