General information
Open Cluster NGC6633 has the magnitude of 5 and is placed in Ophiuchus constellation. The cluster's apparent sizes are 27 angular minutes.
Having high brightness and large apparent size, cluster is available for observations through a pair of binoculars or small telescope.
Information for observations
Tonight, 2023-06-08, cluster NGC6633 will be visible all night. At 22:32 the object will be placed at southeast, 39° above your horizon, and will be observable until around 03:47 when fade from view as dawn breaks southwest. Maximum elevation, 58° above horizon, will be reached at 01:24, when cluster will be placed at south.
NGC6633 on the sky map
 |
Object type | Open Cluster |
Alternative names | |
Constellation | Ophiuchus |
Magnitude | 5 |
Apparent size | 27' |
Right ascension | 18h 27m 31.2s |
Declination | 6° 34′ 12″ |
Catalogues
Messier |
|
New General Catalogue (NGC) | NGC6633 |
International Catalogue (IC) |
|
Nearest objects with greater magnitude |
| Object type | Magnitude |
H VI 2 | Double Star | 3.96 |
H II 4* | Double Star | 4.22 |
H VI 14 | Double Star | 3.34 |
H IV 6 | Double Star | 4.59 |