Llast update: 10/19/2016

NGC 7331

  Crop of NGC 7331 and Stephen's Quintet NGC 7331 OSC  OSC 2016


NGC 7331 Spiral Galaxy and Stephen's Quintet in Pegasus
Date August 19-26, 2011
Exposure LRGB 360:55:50:110 (unbinned)
Camera STL11000M with Astronomik filters and water assisted cooling
Telescope ASA 10N f/3.6 on AP900GTO w/CPO3
Guiding Remote guide head with 50 mm MiniBorg
Processing MaximDL, Photoshop CS5, GradientXterminator, AstroActions
Comments Clear most nights but with some clouds, generally good seeing

Click on image for full resolution


NGC 7331 Spiral Galaxy in Pegasus
Date 9/16 and 9/23/2006
Exposure LRGB 180:25:25:25 (RGB binned 2x2)
Camera ST2000MX with SBIG filters
Telescope Celestron C8 @ f/6.3 on Losmandy G11 w/Gemini
Guiding Self-guided
Processing MaximDL, Photoshop CS2, FITS Liberator, AstroActions
Comments Clear and mild both nights

                                    All text and images � Gregg L. Ruppel 1998-2006.