Contains: North America nebula, NGC 7000, NGC 6997, Pelican nebula, IC 5070, The star ξCyg, The star 57Cyg, The star 56Cyg
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North america

Technical card

Imaging telescope or lens: TS Imaging Star102

Imaging camera: sony A7S astrodon

Mount: Skywatcher HEQ5 PRO

Guiding telescope or lens: Orion 50mm deluxe guidescope

Guiding camera: Orion Starshoot autoguider

Software: Luc Coiffier's DeekSkyStackerphd maxsony remote camera controlAdobe ps

Resolution: 4057x2705

Dates: Aug. 22, 2017

Frames: Astronomik cls: 325x30" ISO3200

Integration: 2.7 hours

Darks: ~60

Flats: ~20

Flat darks: ~40

Avg. Moon age: 0.79 days

Avg. Moon phase: 0.70%

Bortle Dark-Sky Scale: 6.00

Temperature: 19.00 job: 1702348

RA center: 313.843 degrees

DEC center: 44.046 degrees

Pixel scale: 3.291 arcsec/pixel

Orientation: 4.490 degrees

Field radius: 2.229 degrees



Jean-Pierre Bertrand


Sky plot

Sky plot


North america, 


        Jean-Pierre Bertrand