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Taken on September 17 and 18, 2010 from my ranch in the California Sierra Gold Country
Stinger 450 Classical Cassegrain 450mm f/12.6 used at f/7.3 (3366mm)
Astro-Physics AP1200GTO mount
Lumicon Giant Easy Guider with Focal reducer for final: F= 3366mm, f/7.4
Finger Lakes Microline ML4022 imaging camera operated at -25C
Robofocus
Finger Lakes CFW7 Filter wheel
SBIG ST7E guide camera
17 exposures of 5 minutes with no filter
1 hour 25 minutes total exposure time
With Emission line data from 2003 (see eline data source image)
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With RGB data from 2006 (see RGB data source image)
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