M1 Crab Nebula RGB from Stinger450 Cassegrain

RGB (33 x 10 minutes total)

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LRGB (33 x 10 minutes color, 3 x 10minutes Luminance)

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Taken on February 22 - 24, 2006 from my backyard in Castro Valley, Ca.

Finger Lakes IMG6303E imaging camera operated at -26C

Mark I series II 450mm f/12.6 classical cassegrain operated at 5760mm focal length

Finger Lakes CFW-7 filter wheel

SBIG ST7E guide camera operated at -5C

Lumicon Giant Easy Guider w/o reducer

Astro-Physics AP1200GTO mount

50mm FLI Research-Grade L, R, G, B filters

thirteen exposures of 10 minutes through Red filter

eleven exposures of 10 minutes through Green filter

ten exposures of 10 minutes through Blue filter

three exposures of 10 minutes through Luminance filter

six hours total exposure time

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