Caldwell C11 - Bubble Nebula
Caldwell object C11 also known as the Bubble Nebula is a diffuse nebula located within the constellation Casseopeia.
Caldwell C11 is best viewed during Fall, is magnitude 10*, and can be viewed with large binoculars. It is 15 x 18° in size. For reference, the full moon is 30' (arc minutes) in size.
- Bubble Nebula
- diffuse nebula
- large binoculars
- 15 x 18'
- 23 20.7
- +61 12'
* The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.
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