Home Image Gallery Clusters Galaxies Lunar Nebulae Solar System Sun
Date/Location September 30, 2021 Hartford County, Maryland
Camera and Settings SBIG ST-2000XCM CCD Camera -10°C
Telescope William Optics 132mm f/7 apochromatic refractor
Mount Celestron CGEM II
Exposure 20 minutes (2 x 10 min)
Processing CCDOpts, Images Plus 6.5, Photoshop CS6
Other Also known as Caldwell 22 and the Blue Snowball Nebula; magnitude 8.2 planetary nebula in Andromeda.
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