NGC 6304
Appearance
NGC 6304 | ||
---|---|---|
Distance 19.2 kly [2] | | |
Apparent magnitude (V) | 9.03 [1] | |
Apparent dimensions (V) | 3.8' | |
Physical characteristics | ||
VHB | 16.25 [4] | |
Metallicity | = -0.45 [4] dex | |
Estimated age | ~12.3 Gyr[5] | |
Other designations | Bennett 90,[3] C 1711-294,[1] | |
NGC 6304 is a
![](http://upload.wikimedia.org/wikipedia/commons/thumb/8/81/NGC_6304_WFC3_275_336_438_Wiki.jpg/220px-NGC_6304_WFC3_275_336_438_Wiki.jpg)
See also
References
- ^ a b c d e f g h i "NGC 6304". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2012-08-18.
- ^ a b
"NGC 6304". SEDS. Retrieved 2012-08-18.
- ^ a b c d e f "NGC 6304". Deep Sky Observer's Companion on-line database. Retrieved 2012-08-17.
- ^ a b "NGC 6304". A Galactic Globular Cluster Database. Version 11.12. Retrieved 2012-08-18.
- ^
Forbes, D. A.; Bridges, T. (2010). "Accreted versus in situ Milky Way globular clusters". S2CID 51825384.
- ^ "NGC 6304". NASA/IPAC Extragalactic Database. Retrieved 2012-08-18.
- ^
Crossen, C.; Rhemann, G. (2004), Sky Vistas: Astronomy for Binoculars and Richest-Field Telescopes, ISBN 978-3-211-00851-5