Komet 17P/Holmes
Object: Comet 17P/Holmes
Date: 18.11.07
Location: Oberes Schlierental 1450m ü. M.
SQM: 20.0m/s2 at 23.20UTC by -4°C and Moonlight
Telescope: Meade Schmidt-Newton 254mm f/4
Mount: ALT-7
Autoguiding: SBIG STV
Camera: Canon EOS 20Da
ISO speed: 1600
Dark Frame: Master-Dark at -5°C
Flat Frame: Master-Flat at 0°USZ with Paracorr
Exposure: 12 x 30s, totally 6min
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