C10
Caldwell 10 (NGC 663) is a open cluster located within the constellation Casseopeia.
C10 is best viewed during Fall, is magnitude 7.2*, and can be viewed with binoculars. It is 16' in size. For reference, the full moon is 30' (arc minutes) in size.
- Name:
- Type:
- open cluster
- Constellation:
- Casseopeia
- NGC:
- 663
- Magnitude:
- 7.2
- Viewing:
- binoculars
- Size:
- 16'
- RA:
- 01 46.0
- Dec:
- +61 15'
- Season:
- Fall
* The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.