M97 Owl Nebula in RGB from Astro-Physics AP180EDT f/9 and FLI Proline PL3200 with Optec RGB filters

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Taken on April 26, 2008 from my ranch near Mariposa, Ca.

Astro-Physics AP180EDT f/9 imaging scope used at f/9

Finger Lakes PL3200  imaging camera operated at -45C

Robo-Focus Focuser

Finger Lakes CFW7 Filter wheel

Astro Physics 80/900mm guide scope

SBIG ST7E guide camera

Optec RGB filters, 50 mm unmounted

six exposures of three minutes binned 2x2  for each color

Total exposure time = 54 minutes

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