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7 - 8 min. subs @ ISO400. TEC-140, f/7 (980mm), Nikon D50
(modified), Baader uv/ir filter. 9 darks, 9 bias frames, 1 flat.
Temperature appox. 48 deg. F.
20071215_M78-CombAdpAdd-adj_neat.tif
All images copyright William J. Shaheen, unless otherwise noted. Do not use or distribute without prior consent.