Object: Elephant's Trunk vdB142
Date: 05.09.10
Location: Oberes Schlierental 1450m ü. M.
SQM: partly cloudy
Telescope: Astrooptik Keller Cassegrain 400mm f/9
Mount: ALT-7
Autoguiding: Second chip in SBIG STL-11000M
Camera: SBIG STL-11000M
Filter: H-alpha
Dark Frame: -25°C
Exposure: 2x900s + 2x1800s, total 90minutes
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