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I agreeImaging telescope or lens:TEC 140 APO ED
Imaging camera:ZWO ASI1600MM-Cool
Mount:AZ-EQ6
Guiding telescope or lens:William Optics Star 71
Guiding camera:QHY5L-II
Focal reducer:Astro-Physics QUAD TCC 0.72x
Software:Seqence Generator Pro , PHD Lab Phd 2.6.3 , StarTools v1.4.316
Filters:Astrodon Ha 5nm 36 mm , Astrodon Oiii 5nm 36mm
Accessories:Starizona Microtouch Autofocuser , Starlight Xpress Filter-wheel 7x36mm
Dates:Aug. 12, 2017
Frames: 75x300"
Integration: 6.2 hours
Avg. Moon age: 19.46 days
Avg. Moon phase: 77.03%
Astrometry.net job: 3049018
RA center: 0h 3' 34"
DEC center: +67° 18' 57"
Pixel scale: 1.109 arcsec/pixel
Orientation: 355.898 degrees
Field radius: 0.783 degrees
Resolution: 3846x3320
Locations: Backyard, Saline, Michigan, United States
Data source: Backyard
CED214 Bi-color
39x300s 5nm Ha + 36x300s O3
ASI1600 - Gain 180 offset 40 USB 40
Processed in DSS + Startools
16 darkflat (30s); 16 flats (20000ADU - 30s); 7 Darks (300s)
KSC (2.5, 5 iterations)
L:Layer Ha + O3
Wipe - gradient 80% strength, 3 pixel dark filter
Develop - 7 pix dark filter, 95% , 1% background
Mask - auto bright 75%, 12 feature, 4-s
Decon - 1.5 pixels
Contrast - large, comp gamma, dark pixel 3
HDR - reveal all, str 1.2, feature size 512
Denoise - DWOR 7 pixels.
smooth - 75%, 90,90,90,90,50
scale correlation 2, brightness detail loss 12%, color detail loss 0%
HA+O3 Layer
Bin50%
Wipe 80% strength, 3 pixels
Dev - 3.5 pix dark filter, 95% HA, 97% O3
Denoise - DWOR 7 pixels, color detail loss 12%, scale 2
Final:
LRGB Combine, color, Denoise - DWOR 9 pixels, color detail loss 50%, scale 3
Magic - reduce 1 pixel (star mask from Lum)
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