Astrophotography by Keith B. Quattrocchi

IC 5070
Pelican Nebula in Cygnus
LRGB Image

Copyright 2008
Keith B Quattrocchi

      
Image Acquisition Information                      
 
Telescope:   16" RCOS Ritchey-Chretien Telescope (ion milled at f/9) 
Camera: SBIG STL-6303 M
Guiding: Astrodon  MOAG AOG (SBIG 237 with .65 FLR)
Filters: Astrodon L, R, G, B, Ha
Mount: Software Bisque Paramount ME
Acquisition Programs:   The Sky,CCDAutopliot III, CCD Soft. 
Processing Programs: CCDStack, Maxim DL, Photoshop
Date:July 7-Augusr 11, 2007                              
Time: 18x20 min ( 6 hours) each for Ha,L,R,G,B: total 30 hrs                           
Processing:  CCD Stack and PhotoShop CS/2
 
Image Information:  The Pelican Nebula (IC 5070) is part of a large star forming region with large dust clouds obscuring portions of bright ionized gas. The entire nebula is over 30 light years in size and about 2,000 light years away.

Processing Comments:  Image processing involved blending the Red and H-alpha into a "Red Prime" image.  LRGB assembled in Maxim DL (30% Luminance).  Processing including multiple Luminance overlays in PhotoShop CS/2.