General information
H II 9a is the double star at magnitude 4 that is placed in Orion constellation and has apparent size of 5 angular seconds.
Having high brightness and large apparent size, double star is available for observations through a pair of binoculars or small telescope.
Information for observations
2024-05-05 double star H II 9a is not reachable.
H II 9a on the sky map
|
Object type | Double Star |
Alternative names | |
Constellation | Orion |
Magnitude | 4 |
Apparent size | 5" |
Right ascension | 5h 35m 8s |
Declination | 9° 56′ 3″ |
Nearest objects with greater magnitude |
| Object type | Magnitude |
H II 33 | Double Star | 0.3 |
H III 12 | Double Star | 2.9 |
H VI 39 | Double Star | 0.9 |