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I agreeImaging telescope or lens:William Optics 102 GT 20th Anniversary Edition
Imaging camera:Atik 428EX
Mount:Orion Atlas
Focal reducer:Orion 0.8x Imaging Focal Reducer for Refractors
Software:PixInsight, Nebulosity
Filters:Baader O III 8.5nm, Baader H-Alpha 7nm
Resolution: 1675x1230
Dates:Feb. 3, 2018, Feb. 6, 2018
Frames:
Baader H-Alpha 7nm: 18x600"
Baader O III 8.5nm: 12x600"
Integration: 5.0 hours
Avg. Moon age: 19.54 days
Avg. Moon phase: 75.03%
Astrometry.net job: 1919571
RA center: 109.649 degrees
DEC center: -13.222 degrees
Pixel scale: 1.686 arcsec/pixel
Orientation: 99.594 degrees
Field radius: 0.487 degrees
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