NGC 6904
AladinLite | |
Constellation | Fox |
Position equinox : J2000.0 |
|
---|---|
Right ascension | 20 h 21 m 48.1 s |
declination | + 25 ° 44 ′ 29 ″ |
Appearance
|
|
classification | OCl / StGrp? |
Angular expansion | 3 ' |
Physical data
|
|
distance | 4400 ly (1355 pc ) |
history | |
Discovered by | John Herschel |
Discovery time | August 18, 1828 |
Catalog names | |
NGC 6904 • GC 4571 • h 2074 • |
NGC 6904 is an open star cluster or asterism in the constellation Vulpecula .
The object was discovered on August 18, 1828 by John Herschel .
Individual evidence
- ↑ NASA / IPAC EXTRAGALACTIC DATABASE
- ↑ a b SEDS: NGC 6904
- ↑ AL Tadross: A catalog of 120 NGC open star cluster . In: Journal of the Korean Astronomical Society , 44, 2011, pp. 1-11. doi: 10.5303 / JKAS.2011.44.1.1 .
- ↑ Seligman