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Contains:  NGC 7822
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CED214, 



    
        

            Jonathan Young
CED214
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CED214

Technical card


Dates:Aug. 12, 2017

Frames: 75x300"

Integration: 6.2 hours

Avg. Moon age: 19.46 days

Avg. Moon phase: 77.03%


Basic astrometry details

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

Description

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)

Comments

Author

TurbulentMedium
Jonathan Young
License: None (All rights reserved)
1001
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Revisions

  • CED214, 



    
        

            Jonathan Young
    Original
  • Final
    CED214, 



    
        

            Jonathan Young
    C

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CED214, 



    
        

            Jonathan Young