Messier 39 in Cygnus
StarMovie animation
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201103-07+08
Gahberg observatory, Upper Austria
6” Lichtenknecker Flatfieldcamera
Canon EOS 500d
Alt AD6
24x3 min ISO 200
01h 12min
Open cluster
31’
+4.6 mag
Cygnus
825 light years
Trumpler classification: III 2 p
discovered by Charles Messier 1764
bad transparency