Really nice Mike!
Quote:
Originally Posted by Placidus
Adding the H-alpha as luminance was counter-productive, because it tends to exclude the wonderful blue reflection nebulosity and any OIII emission.
Consequently we added it in as red, with equal weighting to the rest of the red channel.
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I have just posted an explanation on a technique to blend NB and RGB data together avoiding the issues you mention, give it a try and see if it works for you
Regards
Marco