Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. This composition is very close to a visual spectrum.



H-alpha data is from November 9, H-a details here:

http://astroanarchy.blogspot.com/2008/11/ic405-ic410.html

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Same imaging data, than in 9.11. image.

Exposures now:

2x1200s S-II (22.11.)

2x1200s O-III (22.11.)

5x1200s H-alpha (09.11.)