Rosette Nebula and NGC 2244 - Narrow Band
Takahashi FSQ-106N on Takahashi EM-200 mount with Vixen
60X700 guidescope; SBIG STL-11000M with narrow band filters
(Astrodon, 5nm, H-alpha [hydrogen 656nn], OIII [oxygen 501nm], SIII
Exposure/Processing: 45 minutes
each filter (900S exposures) Processed as RGB (R=H-alpha; G=SII;
B=OIII) in Maxim DL and Photoshop.
FL / March 2, 2009