ericsimages
The Orion Complex -  Hydrogen Alpha<br />
This is an Orion 8-frame mosaic of the Orion area. <br />
Full Image - 7400 x 8400 pixels or about 62 megapixels<br />
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Total Exposure time - 30 hours @ -30C<br />
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This image is 8 frames and was shot over 9 nights<br />
Date: 1/12/11, 1/10/11, 1/13/11, 1/17/11, 12/31/10, 1/24/11, 1/26/11, 12/24/10, 12/25/10 <br />
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Telescope: Takahashi FSQ-106ED with CAA<br />
Mount: Losmandy G11 Gemini with Ovision Worm<br />
Guider: Meade DSI Pro through Astrodon MMOAG with 2 Pixel Dither<br />
CCD: Finger Lakes Instruments ML11002 CCD, with 65mm shutter<br />
Fiter Wheel: Finger Lakes Instruments CFW-2-7<br />
Filters: Baader 50.8mm Hydrogen Alpha<br />
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Software: MaximDL, Registar, Photoshop CS3 with Carboni & GXT<br />
Location: Light polluted back yard in El Paso, Texas<br />
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Polar Alignment: Polar Alignment Scope only