Image is in HST-palette, (HST=Hubble Space Telescope)

from the emission of ionized elements, R=Sulfur, G=Hydrogen and B=Oxygen.

Star colors are mixed from the NB channels, Red=H-a, G=O-III and B= 85%O-III + 15%H-a.

More information:

http://en.wikipedia.org/wiki/Pelican_Nebula



Camera QHY9,

Optics Meade LX200 GPS 12" forced to @ f4.65

Guiding with SXV-AO active optics unit 11Hz

Filters

Baader H-alpha 7nm, 6h, 20 min subs

Baader O-III 8,5nm 1h, 10 min. subs binned 3x3

S-II 1h 40, 10 min subs binned 3x3