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I agreeImaging telescopes or lenses:Celestron C14 , Meade LX 200 12"
Imaging cameras:Primalucelab Canon 700DA Cooled , QHYCCD QHY 183M
Mounts:SkyWatcher EQ8 Pro
Focal reducers:ASA 0,77 SC Reducer
Software:Adobe PS CS2 , PixInsight
Filters:Baader Planetarium H 1.25", Ha 7nm , Hutech IDAS 1.25" LPS P2
Accessory:Lacerta Mgen
Dates:Jan. 28, 2017 , March 29, 2020
Frames:
Baader Planetarium H 1.25", Ha 7nm: 13x600" (gain: 20.00) -40C
Hutech IDAS 1.25" LPS P2: 27x300" ISO800 -25C
Integration: 4.4 hours
Darks: ~100
Bias: ~200
Avg. Moon age: 2.53 days
Avg. Moon phase: 11.17%
Astrometry.net job: 3495660
RA center: 5h 34' 33"
DEC center: +22° 0' 57"
Pixel scale: 0.568 arcsec/pixel
Orientation: 20.242 degrees
Field radius: 0.130 degrees
Resolution: 1316x986
Locations: Home observatory, Rostock, Mecklenburg-Vorpommern, Germany
Data source: Backyard
Crab Nebula (Messier 1), Composite with Halpha (Celestron C14, QHY 183M, 13x 600 sec, Gain 20, Offset 30, cooled: -40°C) from 29.03.2020 and RGB (Meade LX200 12”, Canon EOS 700Da cooled, 27x 300 sec, ISO 800, cooled: -25°C) from 28.01.2017.
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