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North American and Pelican Region in Cygnus




Scope: Sigma APO 150 mm SLR Lens at f/3.5; Location: Cave Creek area, Portal, AZ;  28 April, 2009; Camera: Canon XT 350D (Baader ACF modified)

Exposure: 18 x 5 min  (no filters) ISO 800,  8 Darks, no Flats 

Processing: Images were captured with DSLR Focus  and saved as RAW file format. Images were decoded and dark corrected in IRIS. Images were aligned and stacked in IRIS with Sigma Median.  Dark point equalization and rough color balance  were done in IRIS. Gamma adjustments also done in Iris. Gradient removal was done in IRIS with a pseudo-flat generation. The 5 minute  exposure stack was saved as Tiff.   Final stretching and touch up was done in PhotoShop.   Saturation was increased on the final image. A light background noise reduction was applied with PixInsight LE SGBNR Final Image size is approximately 3474x2314 - re-sampled to 2400x1600.

North is up in this image.  This image is guided.  This is an image of the North American Nebula (NGC 7000) and Pelican Nebula (IC 5070)complex in the constellation of Cygnus. The bright star in the upper right corner is Deneb.  The North American and Pelican nebulas are approximately 1,600 light years distant from Earth; Deneb is about 3,200 light years distant.    The Horizontal FOV is about 8 deg, 20 min.

Image Center is approximately - Equatorial 2000: RA: 21h 05m 11s Dec: +4309'34"

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All images and content remain the property of Jim Thommes - copyright 2003 - 2012

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