M81 and M82 widefield region from AP180EDT and IMG6303E

new image

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Old image from 5/09/2006

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Taken on May 11, 2006 from my backyard in Castro Valley, Ca.

AP180EDT f/9 imaging scope used at f/6.75

AP 0.75x Telecompressor

FLI IMG6303E imaging camera @ -26C

AP80/900mm guidescope

SBIG ST7E guide camera

FLI CFW7 color filter wheel

Finger Lakes Research Grade 50mm Luminance filter

22 exposures of 5 minutes through Luminance Filter

1 hour 50 minutes total exposure time