NGC 6284
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Globular cluster NGC 6284 |
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| AladinLite | |
| Constellation | Snake bearer |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 17 h 04 m 28.7 s |
| declination | -24 ° 45 ′ 52 ″ |
| Appearance | |
| Brightness (visual) | 8.9 likes |
| Brightness (B-band) | 10.72 mag |
| Angular expansion | 6.2 ' |
| Physical data | |
| Integrated spectral type | IX |
| Redshift | 0.000092 |
| Radial velocity | 27.6 km / s |
| distance | 49.9 kLj |
| history | |
| discovery | William Herschel |
| Discovery date | May 22, 1784 |
| Catalog names | |
| NGC 6284 • C 1701-246 • GCl 53 • ESO 518-SC9 • Mel 162 • GC 4268 • Bennett 87 • H VI 11 • h 1976, h 3665 | |
NGC 6284 is a globular cluster in the constellation Serpent Bearer .
The star cluster was discovered on May 22, 1784 by William Herschel with the help of an 18.7 inch telescope and was later included in his New General Catalog by Johan Dreyer .