NGC 891

  1.3X crop


NGC 891 Spiral Galaxy in Andromeda
Date September 28-30, 2013
Exposure LRGB  255:85:85:85  (~8.5 hours, cropped) 
Camera STL11000M with AstroDon Gen II filters (water assisted cooling)
Telescope ASA 10N f/3.7 on AP900GTO CP3
Guiding Remote guide head with MiniBorg 50 mm
Processing MaximDL, Photoshop CS5, GradientXterminator, AstroActions
Comments Good seeing, FWHM 2-3

Click on image for full resolution


NGC 891 Spiral Galaxy in Andromeda
Date 9/16 and 9/23/2006
Exposure LRGB  60:25:25:25 (RBG binned 2x2) 
Camera ST2000XM with SBIG filters
Telescope Celestron C8 @f/6.3 on Losmandy G11 with Gemini
Guiding Self-guided
Processing MaximDL, Photoshop CS2, FITS Liberator, AstroActions
Comments Clear and cool

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