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I agreeImaging telescope or lens:GSO RC 10 f/8 Carbon
Imaging camera:QSI 683 wsg-8
Mount:Sky-Watcher NEQ6 Pro EQ6 Pro
Guiding telescope or lens:GSO RC 10 f/8 Carbon
Guiding camera:Starlight Xpress Loadestar
Focal reducer:TS-Optics CCD47- 2"-CCD-Reducer
Software:Adobe Photoshop CC Photoshop CC (Cloud), APT Astro Photography Tool, Carte du ciel, PHD guiding, Pixinsight v1.8, EQmod
Filters:Astrodon SII 3nm Tru-Balance, Astrodon OIII 3nm Tru-Balance, Astrodon Ha 3nm Tru-Balance
Accessory:Homemade Bahtinov mask
Resolution: 2774x2047
Dates:Sept. 17, 2019, Sept. 18, 2019, Sept. 19, 2019, Sept. 20, 2019
Frames:
Astrodon Ha 3nm Tru-Balance: 72x600" -30C bin 1x1
Astrodon OIII 3nm Tru-Balance: 41x600" -30C bin 2x2
Astrodon SII 3nm Tru-Balance: 41x600" -30C bin 2x2
Integration: 25.7 hours
Darks: ~40
Flats: ~15
Bias: ~99
Avg. Moon age: 19.15 days
Avg. Moon phase: 79.06%
Bortle Dark-Sky Scale: 8.00
Astrometry.net job: 2989024
RA center: 308.484 degrees
DEC center: 45.673 degrees
Pixel scale: 0.827 arcsec/pixel
Orientation: 2.673 degrees
Field radius: 0.396 degrees
Locations: Observatoire personnel , Antony, Haute-de-seine, France
Data source: Backyard
Problème de mise au point durant l’acquisition de la couche H-alpha, l'image n'est donc pas au mieux de son potentiel.
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