Galaxie M82 bei 400mm f/9 mit STL-11000M
Object: Galaxy M82
Date: 30.01.09
Location: Oberes Schlierental 1450m ü. M.
SQM: 21.91m/s2 at 02:45UTC by -9.5°C
Telescope: Astrooptik Keller Cassegrain 400mm f/9
Mount: ALT-7
Autoguiding: Second chip in SBIG STL-11000M
Camera: SBIG STL-11000M
Filter: Luminance, Red, Green, Blue, H-alpha (28.02.09)
Dark Frame: -30°C
Exposure: 8x600s Luminance, 3x900s+600s H-alpha,
every 2x600s RGB, total 195minutes
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