Technical Data
Optics Takahashi FS-128 Apochromatic refractor
Focal Lenght 780 mm
Focal Ratio f/6.1
Exposure Time Ha=3 hours (12x900sec sub frames )
CCD camera SBIG STL-4020, Astrodon 2" Hydrogen-alpha filter
Observatory Sotfware ACP Observatory Control Software provided by DC-3 Dreams
Processing MaxIm DL, Photoshop 5.5
Location Berkshire, New York
Date of exposure start 8/30/2008
Mount Astro-Physics 1200

nebula 


Return to Home Page 

Joseph Schaefer 2002