IC4665 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 24 arcminutes across.
Finder chart
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From Cambridge , IC4665 is visible all night. It will become visible at around 21:49 (EDT), 34° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:03, 53° above your southern horizon. It will be lost to dawn twilight at around 03:36, 40° above your south-western horizon.
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|
Name
IC4665
|
Object type
Open cluster
|
Position
| Right ascension: | 17h46m [2] |
| Declination: | +05°38' [2] |
| Constellation: | Ophiuchus |
| Magnitude: | 4.20 (V) [4] 4.49 (B) [2] |
| Distance: | 352.0 parsec 1147.5 lightyrs [1] |
| B-V Color (mag): | 0.29 |
Derived quantities
| Absolute mag (V): | -3.53 |
Sources
Visibility from Cambridge
All times shown in Cambridge local time.
Events
| 18 Jun 2025 | – The cluster IC 4665 is well placed |
| 18 Jun 2026 | – The cluster IC 4665 is well placed |
| 18 Jun 2027 | – The cluster IC 4665 is well placed |
| 18 Jun 2028 | – The cluster IC 4665 is well placed |
| 18 Jun 2029 | – The cluster IC 4665 is well placed |
| 18 Jun 2030 | – The cluster IC 4665 is well placed |
| 18 Jun 2031 | – The cluster IC 4665 is well placed |
| 18 Jun 2032 | – The cluster IC 4665 is well placed |