The open cluster IC 4665
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 , IC 4665 is visible in the evening sky, becoming accessible around 21:22 (EDT), 52° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 21:49, 53° above your southern horizon. It will continue to be observable until around 02:30, when it sinks below 18° above your western horizon.
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|
Name
IC 4665
|
Object Type
Open Cluster
|
Position
| Constellation: | Ophiuchus |
| Magnitude: | 4.20 (V) [4] 4.49 (B) [2] |
| B-V Color (mag): | 0.29 |
| Right ascension: | 17h46m [2] |
| Declination: | +05°38' [2] |
| Distance: | 352.0 parsec 1147.5 lightyrs [1] |
Derived Quantities
| Absolute mag (V): | -3.53 |
Sources
Visibility from Cambridge
All times shown in Cambridge local time.
Events
| 18 Jun 2022 | – IC4665 is well placed |
| 18 Jun 2023 | – IC4665 is well placed |
| 18 Jun 2024 | – IC4665 is well placed |
| 18 Jun 2025 | – IC4665 is well placed |
| 18 Jun 2026 | – IC4665 is well placed |
| 18 Jun 2027 | – IC4665 is well placed |
| 18 Jun 2028 | – IC4665 is well placed |
| 18 Jun 2029 | – IC4665 is well placed |