Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7822
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NGC 7822 Narrowband, 


NGC 7822 Narrowband
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NGC 7822 Narrowband

Technical card

Imaging telescopes or lenses: Takahashi FSQ-106EDX IV

Imaging cameras: QSI 683wsg-8

Mounts: Software Bisque Paramount MX+

Guiding telescopes or lenses: Takahashi FSQ-106EDX IV

Guiding cameras: Starlight Xpress Loadestar X2

Software: Photoshop CS6  ·  Software Bisque Skyx Pro  ·  PixInsight 1.8.5

Filters: OIII  ·  Astrodon SII  ·  Ha

Dates:Oct. 28, 2018Oct. 30, 2018Nov. 3, 2018

Ha: 28x900" -20C bin 1x1
OIII: 16x900" -20C bin 1x1
Astrodon SII: 12x900" -20C bin 1x1

Integration: 14.0 hours

Darks: ~25

Bias: ~115

Avg. Moon age: 21.58 days

Avg. Moon phase: 55.68%

Bortle Dark-Sky Scale: 4.33

Basic astrometry details

Astrometry.net job: 2386258

RA center: 0h 3' 42"

DEC center: +67° 10' 30"

Pixel scale: 3.276 arcsec/pixel

Orientation: 91.292 degrees

Field radius: 1.172 degrees

Resolution: 2048x1561

Locations: Back Yard Observatory, Lubbock, Texas, United States

Data source: Backyard


NGC 7822 in the constellation Cepheus. It's a glowing star forming region that lies about 3,000 light-years away. Imaged in Narrowband using hydrogen alpha, oxygen, and sulfur filters.
Ha filter 28 X 900sec
Oiii filter 16 X 900sec
Sii filter 12 X 900sec

Total of 14 hours of exposure time.

QSI 683wsg-8

Processed almost exclusively in Pixinsight, however, I did use some features in CS6 for some final details. I'm still having trouble getting the colors I want, but I'm happy overall with the details and color combination I used.


Sky plot

Sky plot


NGC 7822 Narrowband, 



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The refractors!