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I agreeImaging telescope or lens:William Optics ZS 110
Imaging camera:Canon EOS 550D / Rebel T2i
Mount:Takahashi EM-200
Guiding telescope or lens:William Optics ZS 66SD
Guiding camera:Meade DSI I Pro
Focal reducer:William Optics FF/FR III 0.8x
Software:PHD guiding, DeepSkyStacker, photoshop, APT - Astro Photography Tool
Resolution: 1594x1080
Dates:July 21, 2012
Frames: 10x600" ISO1600
Integration: 1.7 hours
Avg. Moon age: 2.29 days
Avg. Moon phase: 5.84%
Astrometry.net job: 98611
RA center: 20h 46' 18"
DEC center: +30° 44' 24"
Pixel scale: 4.492 arcsec/pixel
Orientation: 158.888 degrees
Field radius: 1.201
Locations: Rozhen National Observatory, Rozhen, Bulgaria
Data source: Traveller
No calibration - only dithering :)
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