Imaging telescopes or lenses: Borg 77 ED
Imaging cameras: Canon EOS 350D / Digital Rebel XT
Mounts: Takahashi EM-10
Guiding telescopes or lenses: Borg 60ED
Focal reducers: Borg f/4
Software: Iris, PHD guiding, photoshop
Resolution: 3088x2056
Dates: Oct. 25, 2008
Locations: Pic du Midi de Bigorre
Frames: 18x180" ISO1600
Integration: 0.9 hours
Darks: ~10
Flats: ~10
Bias: ~10
Avg. Moon age: 25.72 days
Avg. Moon phase: 15.54%
Bortle Dark-Sky Scale: 1.00
RA center: 04:01:47.764
DEC center: +36:23:49.168
Pixel scale: 4.84 arcsec/pixel
Orientation: -168.83 degrees
Field width: 4.19 degrees
Field height: 2.78 degrees