Sunday, December 10, 2017

Pelican Nebula - Wide Field View


In mid-November, I revisited the Pelican Nebula (see original post below) with a new wide-field telescope.  The original was take with a much longer focal length reflector so it was zoomed in closer than the one above.  The new wide field covers a significantly larger area and was able to capture the entire Pelican, along with part of its neighbor (North American Nebula) visible in the upper left portion of this image.  It's hard to get a sense of scale for this image, but the Pelican covers nearly 8 times the sky area as a full moon.  Too bad we can't see it without long-exposure photography!

Photo Details
November 13-14, 2017
AstroTech 65Q on VX Mount
SBIG STF-8300C Camera
Skyglow filter
83 subframes at 3 minutes/frame
Total Exposure Time = 4 hours 9 minutes
Image Acquisition in CCDOps
Image Stacking in Deep Sky Tracker
Image Processing in PhotoShop

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