NGC1931 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , NGC1931 is visible in the dawn sky, rising at 02:20 (PDT) – 3 hours and 35 minutes before the Sun – and reaching an altitude of 24° above the north-eastern horizon before fading from view as dawn breaks at around 04:47.
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Name
NGC1931
|
Object type
Open cluster
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Position
| Right ascension: | 05h31m [2] |
| Declination: | +34°14' [2] |
| Constellation: | Auriga |
| Magnitude: | 10.10 (V) [3] |
| Angular dimensions: | 4.8 arcmin |
| Distance: | 3.1 kpc 10.1 klyr [1] |
Derived quantities
| Absolute mag (V): | -2.35 |
Sources