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Contains:  Helix nebula, NGC 7293
Getting plate-solving status, please wait...
Helix Nebula (80mm), 


            John Michael Bell...
Helix Nebula (80mm)

Technical card

Resolution: 6090x4045

Dates:Sept. 17, 2019

Frames:Optolong L-eNhance 2": 35x150" (gain: 200.00) -15C bin 1x1

Integration: 1.5 hours

Darks: ~10

Flats: ~10

Bias: ~300

Avg. Moon age: 17.75 days

Avg. Moon phase: 90.23%

Bortle Dark-Sky Scale: 7.00

Temperature: 25.00 job: 2934341

RA center: 22h 29' 38"

DEC center: -20° 49' 30"

Pixel scale: 0.652 arcsec/pixel

Orientation: 276.746 degrees

Field radius: 0.662

Locations: Backyard, Tucson, Arizona, United States

Data source: Backyard


Hi everyone,
Just getting back into the swing of things as the Arizona skies are finally clearing up. As manhy of you are, I am still trying to work through the L-eNhance filter, trying to find that sweet spot. For this image I tries shorter exposure with higher gain.



John Michael Bell...
License: Attribution Creative Commons

Sky plot

Sky plot


Helix Nebula (80mm), 


            John Michael Bell...