IC5146 Cocoon nebula in LRGB + Ha

Scope: GSO RC6 with WO 0.8x flattener

Camera: ASI1600MM pro

Guider Camera: ASI290MM

Guider: Orion thin Off-axis guider

Mount: Orion Sirius EQMOD driven

Software: APT, DSS 5.1.3, PS

Integration:

4HRS Ha in 6min exposures,

~2HRS ea L, R, G, B

Ha is combined with the R channel

 

Done