词条 | NGC 6866 |
释义 |
| image = | name = NGC 6866 | type = Open Cluster | epoch = J2000 | ra = {{RA|20|3.7}}[1] | dec = {{DEC|+44|00}}[1] | dist_ly = 3900 Ly | dist_pc = 1450 pc | appmag_v = 7.6 | size_v = 7' | radius_ly = | absmag_v = | constellation = Cygnus | notes = | names = C2002+438, OCL 183 }} NGC 6866 is an open cluster in the constellation Cygnus. It was discovered by Caroline Herschel on 23 July 1783. References1. ^1 {{cite web | title=NGC 6866 | work=Results for NGC 6866 | url=http://messier.seds.org/xtra/ngc/n6866.html | accessdate=2008-09-29}}
External links
4 : Open clusters|Cygnus (constellation)|NGC objects|Astronomical objects discovered in 1783 |
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