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Contains:  Helix nebula, NGC 7293
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NGC 7293 Helix Nebula, 



    
        

            Dave Watkins
NGC 7293 Helix Nebula
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NGC 7293 Helix Nebula

Technical card


Dates:Sept. 15, 2019Sept. 17, 2019Sept. 20, 2019

Frames:
Astrodon 5nm Ha: 28x1200" -15C bin 1x1
Orion Extra Narrowband Filter SII 1.25": 32x1200" -15C bin 1x1
Astrodon OIII 1.25 3nm: 28x1200" -15C bin 1x1

Integration: 29.3 hours

Darks: ~12

Flats: ~10

Bias: ~200

Avg. Moon age: 18.09 days

Avg. Moon phase: 85.08%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 3278049

RA center: 22h 29' 44"

DEC center: -20° 50' 31"

Pixel scale: 1.313 arcsec/pixel

Orientation: 17.395 degrees

Field radius: 0.618 degrees


Resolution: 2632x2136

Locations: Home Observatory, Norton, OH, United States

Data source: Backyard

Comments

Author

dwultrabike
Dave Watkins
License: None (All rights reserved)
320
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NGC 7293 Helix Nebula, 



    
        

            Dave Watkins