- NGC 6539
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NGC 6539
Globular cluster NGC 6539Observation data (2000 epoch) Constellation Serpens Right ascension 18h 04m 48.0s Declination -07° 35′ 00″ Apparent magnitude (V) 9.6 Apparent dimensions (V) 7.9 Physical characteristics Other designations GCL 85 See also: Open cluster, List of open clusters NGC 6539 (also GCL 85) is a globular cluster in the constellation Serpens. It was discovered by Theodor Brorsen in 1856.[1][2]
References
- ^ Normandin, George. "Globular Star Cluster NGC 6539." Kopernik Space Images. 20 Oct. 2000. 20 June 2008 <http://209.85.215.104/search?q=cache:5xdhVWrL_xgJ:www.kopernik.org/images/archive/n6539.htm+%22NGC+6539%22+epoch&hl=en&ct=clnk&cd=3&gl=us>.
- ^ Patterson, Bill. "Global CLusters 2007 Gallery." LAAstro. 2007. 20 June 2008 <http://www.laastro.com/Glob2007_spec.html>.
Categories:- Globular clusters
- Discoveries by Theodor Brorsen
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