versions: 1280 x 1024 1680 x 1050 1920 x 1200 3983 x 2620
NGC 2237-9, 46
Object Type: Open cluster,
Size: 80' x 60'
The Rosette Nebula is a large
emission nebula surrounding the open cluster NCG 2244. When viewed with an O-III or
narrowband filter, it is an impressive object in small telescopes.
102-ED/TS Optics field flattener/STL-11000M/Astrodon LRGB filters/Paramount ME
Exposures: RRGB: R 10 x 12 minutes: G 10 x 6 minutes: B 10 x 6
minutes: GB binned 2x2
Date: January 8, 2010
Location: Landers, California, USA
Technical Notes: Exposures were sigma combined, and the RGB image
assembled in Registar 1.0. Reduce Noise was applied to the RGB image and the dim portions
of the luminance image.