Guy Walsh
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28 August 2009
Guy Walsh
Andromeda-M31.jpg
Penrith , England
Canon EOS 40D
,
Sigma 100-300mm f/4 APO EX DG HSM
Modified EOS 40D, CLS light pollution Filter,
49 x 2: 15 second subs Stacked in DSS
ISO 1600, 18 degree’s Temp , 10 seconds between shots.
235mm focal length
full exif
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original
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