The open cluster NGC 6939

Image of NGC 6939
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 12 arcminutes across.
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From Seattle , NGC 6939 is visible all night because it is circumpolar. It will be highest in the sky at 23:43, 76° above your northern horizon. At dusk, it will become visible around 21:34 (PDT), 66° above your north-eastern horizon. It will be lost to dawn twilight around 04:49, 46° above your north-western horizon.

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Name NGC 6939
Object Type Open Cluster
Other Names
Cr 423
Mel 231
Position
Constellation:Cepheus
Magnitude:7.80 (V)[3]
8.85 (B)[2]
B-V Color (mag):1.05
Right ascension:20h31m [2]
Declination:+60°39' [2]
Distance:1.8 kpc
5.9 klyr [1]
Derived Quantities
Absolute mag (V):-3.48

Seattle

Latitude:
Longitude:
Timezone:

47.61°N
122.33°W
PDT

Color scheme