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Optics | Pentax 75 |
Focal Lenght | 500mm |
Focal Ratio | f/6.7 |
Exposure Time | 2h50min (single exp of 10 min) |
CCD | Canon EOS 350D unmodified |
Location | Bogli (PC, Italian Appennines) at 1350 m height |
Date |
2 May 2008 |
Mount | Gemini G-41 |
Tracking | ST4 on a 80mm f/5 refractor |
Temperature and humidity | T=+5°C, RH=75% |
Sky brightness at zenith (with SQM-L) | 21.3 mag/arcsec^2 |
Notes | - |
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