page 4 Pelican Narrow Band

                       Astrophotography by Keith B. Quattrocchi

                    IC 5070
                    Pelican Nebula in Cygnus
                    Narrow Band Image


                                      Image Acquisition Information                      
                               Telescope:   16" RCOS Ritchey-Chretien Telescope (ion milled at 6/9) 
                               Camera:       SBIG STL-6303 M
                               Guiding:       SBIG AOL,  Astrodon  MOAG AOG (SBIG 237 with FLR)
                               Filters:        Astrodon Ha, SII, OIII
                               Mount:        Software Bisque Paramount ME
                               Acquisition Programs:   The Sky,CCDAutopliot III, CCD Soft. 
                               Processing ProgramsCCDStack, Maxim DL, Photoshop
                               Date:July 7-Augusr 11, 2007                              
                               Time: 18x20 min ( 6 hours) each for SII, HA, OIII: total 24 hrs                           
                               Processing:  CCD Stack and PhotoShop CS/2
Image Infornmation:  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
Additional Comments:  Image processing involved Hubble Palette blending of SII (Red), Ha (Green) and OIII (Blue).  Color combine in Maxim DL, data stretching (curves) and further processing (unsharp mask and Kodac Gem) in Photoshop CS/2.

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