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Hemisphere:  Northern  ·  Contains:  NGC 7023
Getting plate-solving status, please wait...
Iris Nebula (NGC7023), 


            Miles Zhou
Iris Nebula (NGC7023)
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Iris Nebula (NGC7023)

Imaging telescopes or lenses: RCOS 14.5"

Imaging cameras: SBIG STX 16803

Mounts: Paramount-ME

Software: Adobe Lightroom CC  ·  PixInsight for Mac

Filters: Astrodon luminance filter  ·  Astrodon RGB

Dates:Aug. 15, 2017Sept. 15, 2017

Astrodon RGB: 42x1200" -25C bin 1x1
Astrodon luminance filter: 24x1200" -25C bin 1x1

Integration: 22.0 hours

Avg. Moon age: 23.58 days

Avg. Moon phase: 35.28%

Basic astrometry details job: 1840916

RA center: 21h 0' 57"

DEC center: +68° 12' 14"

Pixel scale: 0.550 arcsec/pixel

Orientation: 148.507 degrees

Field radius: 0.443 degrees

Resolution: 4096x4096

Locations: Deep Sky West, Rowe, New Mexico, United States


The Iris Nebula, also NGC 7023 and Caldwell 4, is a bright reflection nebula and Caldwell object in the constellation Cepheus.

This is a simple LRGB combination taken at DSW.



Miles Zhou
License: None (All rights reserved)


  • Iris Nebula (NGC7023), 


            Miles Zhou
  • Final
    Iris Nebula (NGC7023), 


            Miles Zhou


Description: Enhancement

Sky plot

Sky plot


Iris Nebula (NGC7023), 


            Miles Zhou

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Members of Deep Sky West