NGC2239 v3.0 HaRGB

Equipment: Skywatcher Esprit 80 on the Evolution Mount using the ZWO ASI 1600MM-C (cooled to -20C, 300 gain and 50 offset) with the ZWO LRGB filters and an Astrodon 3nm Ha filter

Data captured on 27/12/16, 23/01/17, 25/01/17 and 16/02/17

B: 25 minutes (40x15s, 10x30s, 10x60s)

G: 33 minutes (39x15s, 10x30s, 18x60s)

R: 23 minutes (33x15s, 10x30s, 10x60s)

Ha: 60 minutes (35x30s, 42x60s)

Processed mostly in Pixinsight using a simple LRGB combination with Ha as luminance. RGB data was transferred into Photoshop before combination to reduce star size and to blur image.