From Wikipedia, the free encyclopedia
Open star cluster in the constellation Ara
NGC 6208 is an
open cluster in the southern
constellation of
Ara. With an age of 1.17 Gigayears, it is one of the oldest known open clusters.
References
- ^
a
b Xin, Y.; Deng, L. (February 2005), "Blue Stragglers in Galactic Open Clusters and Integrated Spectral Energy Distributions", The Astrophysical Journal, 619 (2): 824–838,
arXiv:
astro-ph/0410325,
Bibcode:
2005ApJ...619..824X,
doi:
10.1086/426681,
S2CID
2087723.
-
^ Kharchenko, N. V.; et al. (August 2005), "Astrophysical parameters of Galactic open clusters", Astronomy and Astrophysics, 438 (3): 1163–1173,
arXiv:
astro-ph/0501674,
Bibcode:
2005A&A...438.1163K,
doi:
10.1051/0004-6361:20042523,
S2CID
9079873.
- ^
a
b Inglis, Mike (2013),
Observer's Guide to Star Clusters, The Patrick Moore Practical Astronomy Series, Springer Science & Business Media, p. 27,
Bibcode:
2013ogsc.book.....I,
ISBN
978-1461475675.
-
^ Piskunov, A. E.; et al. (January 2008), "Tidal radii and masses of open clusters", Astronomy and Astrophysics, 477 (1): 165–172,
Bibcode:
2008A&A...477..165P,
doi:
10.1051/0004-6361:20078525.
External links