Group Challenge, The Pleiades  
M45

M45(Yuriy Toropin)

Acquisition Date : Oct 27, '08, 1:30 (Moscow, +3 GMT)
Camera : Nikon D50a (replaced filter + IDAS LPS-2)
Camera Settings : Exposure: 11x900s + 15x60s = 3 h total (ISO 1600), manual "Mode 3"
Dark frames: 4x900s(ISO 1600)
Flat field: 1/4 sec x 20 (ISO 200, dusk light, white fabric)
Offset: 1/4000 sec x 24 (ISO 1600)
Telescope : TEC 140ED APO + FF
Mount : EQ6 + SynScan kit
Processing Package / Processing Applied : Iris 5.55 + PS CS2
Web Site : http://picasaweb.google.ru/lh/photo/FtOV1EUrDMr5srRJJO5QKw

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