General information
Open Cluster IC4665 has the magnitude of 4 and is placed in Ophiuchus constellation. The cluster's apparent sizes are 41 angular minute.
Having high brightness and large apparent size, cluster is available for observations through a pair of binoculars or small telescope.
Information for observations
2023-09-25 cluster IC4665 will become observable at southwest as the dusk sky fades, 37° above your horizon, at 20:34. At this time, the object will be at its highest elevation. At 23:52 the object will sink below the horizon at west.
IC4665 on the sky map
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Object type | Open Cluster |
Alternative names | |
Constellation | Ophiuchus |
Magnitude | 4 |
Apparent size | 41' |
Right ascension | 17h 46m 18s |
Declination | 5° 43′ 0″ |
Catalogues
Messier |
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New General Catalogue (NGC) |
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International Catalogue (IC) | IC4665 |