M81/M82  
M81 and M82

M81 and M82(Gimmi Ratto)

Acquisition Date : January-march 2005
Camera : Unmod D300
Camera Settings : raw, iso 400. Composition of almost 80X8' subframes collected in two different nights.
Telescope : Celestron C8
Mount : Classic fork with Byers drive
Adapter / Prime / Afocal / Other : f6.3
Processing Package / Processing Applied : Bias, dark and flat. Hyperbolic sine strecth for chroma channel. DDP and richardson-lucy deconvolution for luminance channel. Final composition, levels and curves applied in Photoshop CS. Neat Image.
Web Site : -Collecting photons-

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