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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