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Contains:  IC 5068, IC 5070, NGC 6997, NGC 7000, North America nebula, Pelican nebula, The star 55Cyg, The star 56Cyg, The star 57Cyg, The star 60Cyg, The star ξCyg
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SHO NA/Pelican reprocess (200mm canon lens), 



    
        

            pfile
SHO NA/Pelican reprocess (200mm canon lens)
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SHO NA/Pelican reprocess (200mm canon lens)

Technical card

Imaging telescopes or lenses:CANON 200 f/2.8

Imaging cameras:SBIG STT 8300M

Mounts:Astro-Physics Mach1 GTO

Guiding cameras:Lodestar

Software:AstroTortillaPHD guidingAstrometry.net

Filters:SII 5nmOIII 5nmAstrodon H-alpha 5nm


Dates:June 23, 2013July 5, 2013

Frames:
Astrodon H-alpha 5nm: 7x1200" -30C bin 1x1
OIII 5nm: 11x1200" -30C bin 1x1
SII 5nm: 13x1200" -30C

Integration: 10.3 hours

Darks: ~50

Flats: ~15

Bias: ~200

Avg. Moon age: 20.92 days

Avg. Moon phase: 53.46%

Bortle Dark-Sky Scale: 7.67

Mean SQM: 19.10


Basic astrometry details

Astrometry.net job: 2149066

RA center: 20h 55' 46"

DEC center: +44° 2' 49"

Pixel scale: 5.710 arcsec/pixel

Orientation: 359.849 degrees

Field radius: 3.337 degrees


Resolution: 2536x3358

Locations: Casa de Rob, Oakland, CA, United States

Data source: Backyard

Description

it is summertime my dudes. time for cygnus again. sort of.

rework of image from 2013. new techniques...

canon200L with STT-8300M on mach1gto. 1200s exposures, limited by differential flexure.

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SHO NA/Pelican reprocess (200mm canon lens), 



    
        

            pfile