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Contains:  NGC 7039, North America nebula, NGC 7000, Network nebula, NGC 6992, IC 1340, Pelican nebula, IC 5070, IC 5068, Veil nebula, Lace-work nebula, Filamentary nebula, NGC 6960, gamma Cyg nebula, IC 1318, IC 1311, The star 41Cyg, The star νCyg, The star 32Cyg, The star τCyg, The star ξCyg, The star 31Cyg, The star δCyg, The star Gienah (εCyg), The star Sadr (γCyg), The star Deneb (αCyg), Part of the constellation Cygnus (Cyg)
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Cygnus Loop Mosaic, 





    
        

            Tarun Kottary
Cygnus Loop Mosaic

Cygnus Loop Mosaic

Technical card

Resolution: 1672x2048

Dates:Sept. 14, 2019

Frames: 915x180" (gain: 139.00)

Integration: 45.8 hours

Darks: ~30

Flats: ~30

Flat darks: ~30

Avg. Moon age: 15.05 days

Avg. Moon phase: 99.91%

Bortle Dark-Sky Scale: 7.00

Astrometry.net job: 2950347

RA center: 20h 37' 51"

DEC center: +39° 55' 4"

Pixel scale: 38.499 arcsec/pixel

Orientation: 10.224 degrees

Field radius: 14.137

Data source: Backyard

Description

12 panel integration of 30-50 images each of 180s. Shot with STC duo narrow band filter with varying moon conditions from Bortle 8 and bortle 3

Version C is 45+ hours calibrated data. Still more gradient reduction to be done to clean out the edges

Comments

Author

tkottary
Tarun Kottary
License: None (All rights reserved)
1361
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Revisions

  • Cygnus Loop Mosaic, 





    
        

            Tarun Kottary
    Original
  • Cygnus Loop Mosaic, 





    
        

            Tarun Kottary
    B
  • Final
    Cygnus Loop Mosaic, 





    
        

            Tarun Kottary
    C

B

12 panel Data totalling to 19 hours - Uncalibrated

C

Added more data totalling above 40+hours . Calibrated with darks and flats. Still more gradient corrections to be done.

Sky plot

Sky plot

Histogram

Cygnus Loop Mosaic, 





    
        

            Tarun Kottary