Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  IC 4996  ·  NGC 6888  ·  The star 28Cyg  ·  The star 29Cyg  ·  The star 34Cyg
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Crescent and Soap Bubble Nebulae, 


            Nicolas Kizilian
Crescent and Soap Bubble Nebulae
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Crescent and Soap Bubble Nebulae

Technical card

Imaging telescopes or lenses: William Optics Zenithstar 66

Imaging cameras: Moravian G2-8300

Mounts: Skywatcher AZ-EQ6 GT

Guiding cameras: QHY5L-IIc

Focal reducers: William Optics flat 6

Software: PixInsight 1.8  ·  PHD2  ·  Sequence Generator Pro  ·  Photoshop C6

Filters: astrodon Ha 5nm

Astrodon OIII 5nm: 23x900" bin 1x1
astrodon Ha 5nm: 13x900" bin 1x1

Integration: 9.0 hours

Basic astrometry details

Astrometry.net job: 1593767

RA center: 20h 13' 28"

DEC center: +38° 12' 21"

Pixel scale: 3.450 arcsec/pixel

Orientation: 94.713 degrees

Field radius: 1.825 degrees

Resolution: 3168x2116

Data source: Backyard


William Optics Zenithstar 66 / Moravian G2-8300 CCD / Azeq6 Mount.
Acquisition : Ha : 13x15mn
OIII : 23x15mn
Total exposure : 9h

Processed with Pixinisght & Photoshop CS6.

Thanks for watching, clear skies everyone !



Sky plot

Sky plot


Crescent and Soap Bubble Nebulae, 


            Nicolas Kizilian