NGC 6352
Appearance
NGC 6352 | |
---|---|
Observation data (J2000 epoch) | |
Class | XI:[1] |
Constellation | Ara |
Right ascension | 17h 25m 29.11s[2] |
Declination | –48° 25′ 19.8″[2] |
Distance | 19.57 kly (6.00 kpc)[3] |
Apparent magnitude (V) | +7.8[3] |
Apparent dimensions (V) | 7′.1[4] |
Physical characteristics | |
Mass | 3.7×104[5] M☉ |
Metallicity | = –0.70[6] dex |
Estimated age | 12.67 Gyr[6] |
Other designations | Caldwell 81, Cr 328 |
NGC 6352 (also known as Caldwell 81) is a globular cluster in the southern constellation Ara. A telescope with a 15 cm (5.9 in) aperture is required to resolve the stars within this loose cluster.[3]
References
- ^ Shapley, Harlow; Sawyer, Helen B. (August 1927), "A Classification of Globular Clusters", Harvard College Observatory Bulletin, 849 (849): 11–14, Bibcode:1927BHarO.849...11S.
- ^ a b 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.
- ^ a b c Dunlop, Storm (2005). Atlas of the Night Sky. Harper Collins. ISBN 978-0-00-717223-8.
- ^ Stephen James O'Meara, Deep Sky Companions: The Caldwell Objects, ISBN 0-521-82796-5, p 324.
- ^ Marks, Michael; Kroupa, Pavel (August 2010), "Initial conditions for globular clusters and assembly of the old globular cluster population of the Milky Way", Monthly Notices of the Royal Astronomical Society, 406 (3): 2000–2012, arXiv:1004.2255, Bibcode:2010MNRAS.406.2000M, doi:10.1111/j.1365-2966.2010.16813.x.
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: CS1 maint: unflagged free DOI (link) Mass is from MPD on Table 1. - ^ a b 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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: CS1 maint: unflagged free DOI (link)
External links
- Media related to NGC 6352 at Wikimedia Commons