Dates: Sept. 15, 2012
Frames: 144x300" -25C
Integration: 12.0 hours
Avg. Moon age: 28.35 days
Avg. Moon phase: 1.57%
Bortle Dark-Sky Scale: 2.00
Mean SQM: 21.40
Mean FWHM: 2.40
Astrometry.net job: 84818
RA center: 339.009 degrees
DEC center: 33.963 degrees
Pixel scale: 0.342 arcsec/pixel
Orientation: -179.922 degrees
Field radius: 0.245 degrees
NGC7317-7320C technical data / Telescope: Newtonian (d=443mm, f=2048mm) / Location: Emberger Alm, Kaernten, Austria / Camera: SBIG ST-10XME with AO-8 and CFW-9 / Exposure: 12 hours (luminance 72x5 min. bin 1x1, red 18x5 min. bin 2x2, green 19x5 min. bin 2x2, blue 35x5 min. bin 2x2)
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