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Contains:  NGC 6910, gamma Cyg nebula, IC 1318, The star Sadr (γCyg)
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The Butterfly Nebula in SHO, 





    
        

            Gorilla_astro
The Butterfly Nebula in SHO

The Butterfly Nebula in SHO

Technical card

Resolution: 3000x4318

Dates:Aug. 21, 2019Aug. 24, 2019Sept. 3, 2019

Frames:
Astrodon H-a 5 nm: 175x180" (gain: 200.00) -10C bin 1x1
Astrodon OIII 1.25 3nm: 62x300" (gain: 200.00) -10C bin 1x1
Astrodon S-II 5nm: 84x360" (gain: 200.00) -10C bin 1x1

Integration: 22.3 hours

Darks: ~64

Flats: ~30

Bias: ~200

Avg. Moon age: 15.93 days

Avg. Moon phase: 44.72%

Bortle Dark-Sky Scale: 7.00

Astrometry.net job: 2907981

RA center: 20h 24' 32"

DEC center: +40° 4' 33"

Pixel scale: 2.027 arcsec/pixel

Orientation: 279.614 degrees

Field radius: 1.480

Locations: Home Backyard Narrowband, Fort Worth, Texas, United States

Data source: Backyard

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Gorilla_astro
Gorilla_astro
License: None (All rights reserved)
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The Butterfly Nebula in SHO, 





    
        

            Gorilla_astro