Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7023
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NGC7023 (Iris nebula), 



    
        

            Salvatore Iovene
NGC7023 (Iris nebula)
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NGC7023 (Iris nebula)

Imaging Telescopes Or Lenses
Sky-Watcher Esprit 80ED
Imaging Cameras
Canon EOS 450D / Rebel XSi / Kiss X2 (modified)
Mounts
Sky-Watcher HEQ5
Accessories
TS-Optics 0.8x Reducer / Field Corrector for TS Refractors with 70-72 mm Aperture
Software
Pleiades Astrophoto PixInsight
Guiding Telescopes Or Lenses
Sky-Watcher 70/500 Guidescope

Acquisition details

Dates:
Aug. 13, 2011
Frames:
60x180" (3h) ISO1600
Integration:
3h
Avg. Moon age:
14.50 days
Avg. Moon phase:
99.92%

RA center: 21h01m30s.5

DEC center: +68°0950

Pixel scale: 2.055 arcsec/pixel

Orientation: -87.168 degrees

Field radius: 0.689 degrees

Resolution: 620x388

Description

(civil twilight.)

Summer’s not over yet, but clear nights shall not be wasted. With the full moon and some degree of daylight in the atmosphere, just the core of this popular reflection nebula shows in the picture. It’s the stack of sixty 180-second sub-frames.

Comments

Sky plot

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Histogram

NGC7023 (Iris nebula), 



    
        

            Salvatore Iovene