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Contains:  IC 1871
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The Whirling Dervish (IC 1871), 





    
        

            sky-watcher (johny)
The Whirling Dervish (IC 1871), 





    
        

            sky-watcher (johny)

The Whirling Dervish (IC 1871)

Technical card

Resolution: 2016x1442

Dates:Sept. 15, 2019

Frames:Optolong H-alpha 7nm 2": 120x120" (gain: 200.00) 5C bin 1x1

Integration: 4.0 hours

Darks: ~15

Avg. Moon age: 15.94 days

Avg. Moon phase: 98.44%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2930270

RA center: 44.204 degrees

DEC center: 60.641 degrees

Pixel scale: 0.988 arcsec/pixel

Orientation: 179.728 degrees

Field radius: 0.340 degrees

Locations: Western Hungary, Páli, Hungary

Data source: Backyard

Comments

Author

sky-watcher
sky-watcher (johny)
Like

Revisions

  • The Whirling Dervish (IC 1871), 





    
        

            sky-watcher (johny)
    Original
  • The Whirling Dervish (IC 1871), 





    
        

            sky-watcher (johny)
    B
  • Final
    The Whirling Dervish (IC 1871), 





    
        

            sky-watcher (johny)
    C

B

Colour from older image A piece of soul

Sky plot

Sky plot

Histogram

The Whirling Dervish (IC 1871), 





    
        

            sky-watcher (johny)