M25

by Willem Jan Drijfhout

Objects in field: M 25, IC 4725, PK013-04.2

Equipment: Planewave CDK14, Moravian Instruments C3-61000 PRO

Integration: 6h 57m

M25 is a pretty nice open cluster in the constellation Sagittarius in a very dense star field. This image is taken under mostly full moon conditions. Clusters are typically rather forgiving objects in the presence of a (near) full moon. There can be some persistent background gradients to deal with though, as was the case here. For more details on capture and processing, feel free to check out my…