NGC 6506
| AladinLite | |
| Constellation | Sagittarius |
|
Position equinox : J2000.0 |
|
|---|---|
| Right ascension | 17 h 59 m 53.5 s |
| declination | -24 ° 41 ′ 07 ″ |
| Appearance
|
|
| classification | III2p |
| Physical data | |
| history | |
| Discovered by | John Herschel |
| Discovery time | July 29, 1834 |
| Catalog names | |
| NGC 6506 • ESO 521-SC6 • GC 4352 • h 3717 • OCL 16 | |
NGC 6506 is an open star cluster (type definition "III2p") in the constellation Sagittarius . It was discovered on July 29, 1834 by John Herschel with an 18-inch reflector telescope, which showed "a very loose but very rich cluster, which fills many fields. Stars small ”noted.