C22 - Blue Snowball
Caldwell 22 (NGC 7662) also known as the Blue Snowball is a planetary nebula located within the constellation Andromeda.
C22 is best viewed during Fall, is magnitude 8.3*, and can be viewed with binoculars. It is 0.3 x 2.2' in size. For reference, the full moon is 30' (arc minutes) in size.
- Blue Snowball
- planetary nebula
- 0.3 x 2.2'
- 23 25.9
- +42 33'
* The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.
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