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M 31

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M 31 Andromeda Galaxy (M32 and M110)
Date September 4-8, 2013
Exposure LRGB 200:160:160:160 (unbinned; ~ 12 hours total; 2 pane mosaic)
Camera STL11000M with AstroDon Gen II filters w/ water assisted cooling
Telescope ASA 10N  f/3.6 on AstroPhysics 900GTO CP3
Guiding Remote guidehead with 50 mm MiniBorg
Processing MaximDL, PhotoshopCS5,  GradientXterminator, AstroActions
Comments Moderate seeing; significant light pollution gradients; acquired with CCD Commander


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M 31 Andromeda Galaxy (M32 and M110)
Date Oct. 1-3, 2008
Exposure LRGB 90:60:45:55 (unbinned)
Camera STL11000M with Astronomik filters
Telescope ASA 10N  f/3.6 on Losmandy G11 w/Gemini
Guiding Remote guidehead with E-finder
Processing MaximDL, PhotoshopCS3, FITS Liberator, GradientXterminator
Comments Moderate seeing; light pollution gradients


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M 31 Andromeda Galaxy (M32 and M110)
Date 10/1/2007
Exposure LRGB 88:15:15:15 (RGB binned 2x2)
Camera STL11000M with Astronomik filters
Telescope Takahashi Sky90 f/4.5 on Losmandy GM-8
Guiding Self-guided
Processing MaximDL, PhotoshopCS2
Comments First light LRGB; image cropped due to improper spacing

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M 31 Heart of Andromeda (Spiral Galaxy)
Date 10/13/2006
Exposure LRGB 120:15:15:15
Camera ST2000XM with SBIG filters
Telescope Celestron C8 f/6.3 on Losmandy G11 w/Gemini
Guiding Self-guided
Processing MaximDL, FITS Liberator, PhotoshopCS2
Comments Cool and clear with moderate seeing

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M31 Spiral Galaxy in Andromeda
Date 9/30/2005
Exposure LRGB 15:15:15:15 (5 x 180sec unbinned)
Camera SXV-H9 w/ Schuler filters
Telescope Takahashi Sky90 on Losmandy G11 w/Gemini
Guiding ST-4 80mm AT1010
Processing MaximDL, FITS Liberator, Photoshop CS
Comments Carrizozo NM; very clear, limiting visual magnitude ~7.0; sky = 21.3 mag/arcsec

                                    All text and images Gregg L. Ruppel 1998-2014.