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NGC 6352

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NGC 6352
Observation data (J2000 epoch)
ClassXI:[1]
ConstellationAra
Right ascension17h 25m 29.11s[2]
Declination–48° 25′ 19.8″[2]
Distance19.57 kly (6.00 kpc)[3]
Apparent magnitude (V)+7.8[3]
Apparent dimensions (V)7′.1[4]
Physical characteristics
Mass3.7×104[5] M☉
Metallicity = –0.70[6] dex
Estimated age12.67 Gyr[6]
Other designationsCaldwell 81
See also: Globular cluster, List of globular clusters

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

  1. ^ Shapley, Harlow; Sawyer, Helen B. (August 1927), "A Classification of Globular Clusters", Harvard College Observatory Bulletin (849): 11–14, Bibcode:1927BHarO.849...11S.
  2. ^ 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.
  3. ^ a b c Dunlop, Storm (2005). Atlas of the Night Sky. Harper Collins. ISBN 0-00-717223-0.
  4. ^ Stephen James O'Meara, Deep Sky Companions: The Caldwell Objects, ISBN 0-521-82796-5, p 324.
  5. ^ 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.{{citation}}: CS1 maint: unflagged free DOI (link) Mass is from MPD on Table 1.
  6. ^ 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.{{citation}}: CS1 maint: unflagged free DOI (link)
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