Technical Data
Optics Takahashi FS-128 Apochromatic refractor
Focal Lenght 780 mm
Focal Ratio f/6.1
Exposure Time Lum=5x1200 sec -30 degrees
CCD camera SBIG STL-4020, Astroson 2" Lum filter
Processing MaxIm DL, Photoshop 6.0
Location Backyard observatory, Berkshire, New York
Date of exposure 5/29/2008
Mount Astro-Physics 1200

Galaxy 


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Joseph Schaefer 2002