version: 1680 x 1050
(designated C/2007 N3) was discovered in July 2007 and reached perihelion in February
2009, when it became visible to the naked eye from a dark site.
102-ED/STL-11000M/Astrodon LRGB filters/Paramount ME
Exposures: LRGB: L 10 x 3 minutes: R 10 x 3 minutes: G 10 x 3
minutes: B 10 x 3 minutes: RGB binned 2x2
Date: February 20, 2009
Location: Landers, California, USA
Technical Notes: Individual exposures were taken with the mount tracking on the comet, and then aligned on the comet
nucleus before being combined. Reduce Noise amd Gaussian Blur were applied to the RGB
image and the dim portions of the luminance image.