Ngc 6791 in Lyra
Object data
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Exposure data
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2011-05-05+06+07
Gahberg observatory, Upper Austria
6” Lichtenknecker Flatfieldcamera
Canon EOS 500d
Alt AD6
70x8 min ISO 400
09h 20min
Open cluster
16’
+9.5 mag
Lyra
16600 light years
Trumpler classification: II 3 r
discovered by F. A. T. Winnecke 1853