Robert Vanderbei NGC 7635
Submitted by admin on Fri, 02/08/2008 - 19:29.
The image was taken with a Starlight Express SXV-H9 camera on a 10" Ritchey-Chretien from RCOS. The image combines 240 minutes of H-alpha and 120 minutes of O-III. Raw images were guided 20-minute exposures. L=Ha+OIII, R=Ha, G=OIII, B=OIII.
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