Hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7023
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Iris N7023, 


            John D (jaddbd)
Iris N7023
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Iris N7023

Technical card

Imaging telescopes or lenses: Astro-Tech AT10RCCF

Imaging cameras: QSI 683 wsg-8

Mounts: AP900GTO

Guiding telescopes or lenses: Astro-Tech AT10RCCF

Guiding cameras: QSI 683 wsg-8

Focal reducers: CCDT67

Software: Maxim DL5  ·  photoshop cs5  ·  FocusMax  ·  bf-astro Excalibrator  ·  CCD Commander  ·  Foster systems Roof controller  ·  ccdstack 2.0

Filters: Astrodon E-series 2LRGB

Dates:Sept. 30, 2017

Frames: 187x600"

Integration: 31.2 hours

Avg. Moon age: 9.53 days

Avg. Moon phase: 72.05%

Bortle Dark-Sky Scale: 5.00

Basic astrometry details

Astrometry.net job: 1828466

RA center: 21h 1' 37"

DEC center: +68° 9' 50"

Pixel scale: 0.818 arcsec/pixel

Orientation: 180.256 degrees

Field radius: 0.473 degrees

Resolution: 3326x2504


Iris (NGC 7023) Data collected over the last 2 seasons. 2 tries from scratch with 2 images experimenting with the processing. Needs work, or maybe a better pilot...

107 x 600 lum 1x1
20 x 600 RGB (each) 1x1



  • Iris N7023, 


            John D (jaddbd)
  • Final
    Iris N7023, 


            John D (jaddbd)

Sky plot

Sky plot


Iris N7023, 


            John D (jaddbd)