Map showing the location of NGC 6208

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

  1. ^ 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.
  2. ^ 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.
  3. ^ 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.
  4. ^ 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.


Allikas: https://en.wikipedia.org/wiki/NGC_6208
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