The Previous Ha image combined with O3 and S2 to produce this false color mapped image.

Imaged with the 16" f3.75 Dream Astrograph.
Apogee Alta U-16M camera.

S2-Ha-O3 mapped as RGB
RGB colored stars
Ha - 25 min
O3 and S2 10 minutes per channel (BIN 2)
The stars were taken from the RGB image (6 min per channel)

(Total of 63 minutes)

Imaged from Tivoli farm in Namibia June 2012.