NGC 6204

NGC 6204
NGC 6204 (taken with Stellarium)
Observation data (J2000 epoch)
Constellation Ara
Right ascension 16h 46m 08.(4)s[1]
Declination −47° 01′ 1(2)″[1]
Distance 3,540 ly (1,085 pc)[1]
Apparent magnitude (V) 8.2[2]
Apparent dimensions (V) 6′[2]
Physical characteristics
Other designations Collinder 312, Lund 723

NGC 6204 is an open cluster in the constellation Ara, lying close to the galactic equator.[3] It is 3,540 ly (1,085 pc) distant from Earth. The cluster was discovered on 13 May 1826 by British astronomer James Dunlop.

Map showing the location of NGC 6204

References

  1. 1 2 3 Kharchenko, N. V.; et al. (2013), "Global survey of star clusters in the Milky Way. II. The catalogue of basic parameters", Astronomy & Astrophysics, 558: A53, arXiv:1308.5822, Bibcode:2013A&A...558A..53K, doi:10.1051/0004-6361/201322302.
  2. 1 2 Inglis, Mike (2013), Observer’s Guide to Star Clusters, The Patrick Moore Practical Astronomy Series, Springer Science & Business Media, p. 27, ISBN 1461475678.
  3. ↑ Dunlop, Storm (2005). Atlas of the Night Sky. Collins. ISBN 0-00-717223-0.

Further reading

  • Carraro, Giovanni; Munari, Ulisse (2004): A multicolour CCD photometric study of the open clusters NGC 2866, Pismis 19, Westerlund 2, ESO96-SC04, NGC 5617 and NGC 6204; Monthly Notices of the Royal Astronomical Society 347 (2), S. 625–631
  • http://seds.org/
  • "NGC 6204". SIMBAD. Centre de données astronomiques de Strasbourg.
  • Image NGC 6204
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