NGC6940 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , NGC6940 will become visible at around 17:27 (EST), 69° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:15.
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Name
NGC6940
|
Object type
Open cluster
|
Position
| Right ascension: | 20h34m [2] |
| Declination: | +28°16' [2] |
| Constellation: | Vulpecula |
| Magnitude: | 6.30 (V) [4] 6.98 (B) [2] |
| Distance: | 770.0 parsec 2510.2 lightyrs [1] |
| B-V Color (mag): | 0.68 |
Derived quantities
| Absolute mag (V): | -3.13 |
Sources