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North American Nebula
and Pelican Nebula - Negative Full Size Image |
Constellation: Cygnus |
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Telescope: 300mm Nikon
Lens, ST-2000XCM CCD Camera, Astronomik Ha Filter |
Date: October 7th, 2010 |
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Subexposures: 10 minutes
x 24 |
Total Exposure Time: 4
hours |
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Distance: Approximately
1800 light-years |
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