NGC 6235
Globular cluster NGC 6235 |
|
---|---|
AladinLite | |
Constellation | Snake bearer |
Position equinox : J2000.0 , epoch : J2000.0 |
|
Right ascension | 16 h 53 m 25.3 s |
declination | -22 ° 10 ′ 39 ″ |
Appearance | |
Concentration class | X |
Brightness (visual) | 8.9 likes |
Angular expansion | 5.0 ' |
Physical data | |
Affiliation | Milky Way |
Radial velocity | 86.9 km / s |
distance | 37.5 kLj |
history | |
discovery | Wilhelm Herschel |
Discovery date | May 26, 1786 |
Catalog names | |
NGC 6235 • C 1650-220 • GCl 48 • ESO 586-SC005 • GC 4246 • H II 584 • h 3653 • Bennett 82 |
NGC 6235 is a 8.9 like brighter globular clusters of class X in the constellation Ophiuchus .
It was discovered on May 26, 1786 by Wilhelm Herschel with an 18.7-inch reflecting telescope, who described it as "pB, cL, gbM, easily resolvable, undoubtedly stellar". During his observation with an 18-inch reflector telescope in 1847, John Herschel noted "pretty compressed, small, 2 ′, rather triangular than round, mbM, resolved into stars 14..16th mag".
Web links
Individual evidence
- ↑ NASA / IPAC EXTRAGALACTIC DATABASE
- ↑ Harlow Shapley, Helen B. Sawyer: A Classification of Globular Clusters . In: Harvard College Observatory Bulletin . tape 849 , 1927, pp. 11-14 , bibcode : 1927BHarO.849 ... 11S .
- ↑ a b SEDS : NGC 6235
- ↑ Seligman
- ↑ a b Auke Slotegraaf: NGC 6235. Deep Sky Observer's Companion, accessed on July 10, 2016 (English).