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Astrophotography by Keith B. Quattrocchi

NGC 7331
Spiral Galaxy in Pegasus
 
L-RGB Image

Copyright 2008
Keith B Quattrocchi

Picture
                               
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
Mount:  Software Bisque Paramount ME
Acquisition Programs:   The Sky,CCDAutopliot III, CCD Soft. 
Processing Programs: CCDStack, Maxim DL, Photoshop
Date: Sept 29 -Oct 7, 2007                              
Time: 30 x 20 min for L (10 hrs) and  20 x 30 min for RGB ( 30 hrs).                
Processing:  CCD Stack and PhotoShop CS/2
 
Image Information:  NGC 7331 is a bright edge on spiral galaxy often referred to as our galaxies “twin”.  It is believed to harbor a massive black hole at it’s center, just as our galaxy appears to harbor.   It is 50 million light years away . 
​ 
Processing Comments:  RGB Color combine in Maxim DL.  L and RGB combined in Photoshop CS2. Data stretching in Maxim and PS(curves) and further processing (minimal) in Photoshop CS/2. Image intentionally under processed to decrease artifact.
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Website Addresses:
www.lostvalleyobservatory.com
www.thelvo.com
www.thelostvalleyobservatory.com
The Lost Valley Observatory
Located at Sierra Remote Observatories
Auberry, California


Copyright 2004-2021
Keith B Quattrocchi
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  • Home
  • About the LVO
  • Live Telemetry
  • Galaxies
  • Nebulae
  • Publications
  • YouTube Videos
  • LVO Construction
  • Review Articles
  • _ _ _ _ _ _ _ _ _ _ _ _ _ _ Archived from The MAS Observatory:
  • MAS Observatory
  • MAS RC Images
  • MAS Takahashi Images
  • MAS LX-200 Images
  • M33
  • NGC 7293 (Helix Nebula)
  • Horsehead Nebula
  • Melotte 15
  • NGC 1435
  • M27 (Dumbbell Nebula)