Orion Nebula M42, in Bi Colour

Published:
Lee Phillips
Herne Bay
Apron 3.5 hr exposure, 10 x 600 sec in Ha + 8 x 600 sec in Oiii + ( 30 x 30 sec Ha & 30 x 30 sec Oii for the core ) Processed as a Bi Colour image, with Ha mapped to the Red channel and Oiii to both the Blue & Green channels equally. Taken with my Atik 314L+ & William Optics Megrez 90 f6.2 Apo.
Bi Colour ( HaOiii ) image of the Orion Nebula.
2015-02-06T00:00:00