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Contains:  NGC 6823, NGC 6820
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Open Cluster NGC 6823 and Emission Nebula NGC 6820

Technical card

Resolution: 3200x2300

Dates:May 17, 2017June 1, 2017June 2, 2017

Astrodon 3nm Ha: 16x600" -15C bin 1x1
Astrodon 3nm OIII: 21x600" -15C bin 1x1
Astrodon 3nm SII: 21x600" -15C bin 1x1

Integration: 9.7 hours

Avg. Moon age: 12.13 days

Avg. Moon phase: 58.26%

Mean SQM: 18.74 job: 1601808

RA center: 19h 43' 22"

DEC center: +23° 18' 18"

Pixel scale: 1.205 arcsec/pixel

Orientation: 1.353 degrees

Field radius: 0.659

Locations: Independence Park, Canton, Michigan, United States


SHO using J-P Metsavainio's tone-mapping technique



Phil Brewer
License: Attribution-NonCommercial Creative Commons


Sky plot

Sky plot


Open Cluster NGC 6823 and Emission Nebula NGC 6820, 


            Phil Brewer