IC4996 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , IC4996 is visible in the dawn sky, rising at 19:39 (EDT) and reaching an altitude of 78° above the eastern horizon before fading from view as dawn breaks at around 03:47.
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Name
IC4996
|
Object type
Open cluster
|
Position
| Right ascension: | 20h16m [2] |
| Declination: | +37°33' [2] |
| Constellation: | Cygnus |
| Magnitude: | 7.30 (V) [3] 7.87 (B) [2] |
| Distance: | 2.4 kpc 7.8 klyr [1] |
| B-V Color (mag): | 0.57 |
Derived quantities
| Absolute mag (V): | -4.60 |
Sources