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M39

NGC 7092

Proper NamesNone
Messier NumberM39
NGC/IC NumberNGC 7092
ConstellationCygnus
Right Ascension21h 32m 23s
Declination+48° 30' 19"
Distance825 light years
253 parsecs
MagnitudeApparent: +4.6
Absolute: -3.0
DiameterApparent: 29'
Actual: 9 light years
Number of Starsc. 30
Optimum VisibilityAugust / September (Usually visible from northern latitudes)
NotesA loose open star cluster consisting of about thirty stars against the background of the Milky Way, M39 occupies about the same area of the sky as the Moon's disc.

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