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I agreeImaging telescope or lens:GSO Newton 8" f/4
Imaging camera:Atik 383L+
Resolution: 1200x900
Dates:Oct. 21, 2017
Integration: 0.0 hours
Avg. Moon age: 1.61 days
Avg. Moon phase: 2.91%
Astrometry.net job: 1797540
RA center: 71.813 degrees
DEC center: 57.938 degrees
Pixel scale: 4.293 arcsec/pixel
Orientation: 0.257 degrees
Field radius: 0.894 degrees
Locations: Hoya Redonda - Valencia (Spain), Enguera, Valencia, Spain
Comet C/2017 O1 (ASASSN) photographed on October 21th 2017, at time begun to go away from Sun as Earth. In spite of had a brightness drop of half magnitude until 8.5, still shown photographically a coma with 10' diameter, alhough with external layer very difuse, and also a faint tail of 20' long toward southwest.
Posted in my Blog Cometografia.es
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