NGC 6101

NGC 6101

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

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

  1. ^ Shapley, Harlow; Sawyer, Helen B. (August 1927), "A Classification of Globular Clusters", Harvard College Observatory Bulletin (849): 11–14,  
  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,  
  3. ^ a b c Dunlop, Storm (2005). Atlas of the Night Sky.  
  4. ^ a b Forbes, Duncan A.; Bridges, Terry (May 2010), "Accreted versus in situ Milky Way globular clusters",