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Sunday, March 7, 2010
Nebula in HST-palette, Red=S-II, Green=H-a and Blue=O-III
I managed to get the S-III channel information last night, just two 20min. frames.
That was enough to build the HST-palette image.
Technival details in previous post:
2 x 1200s S-II binned 2x2 added to a previous data.