Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  Iris Nebula  ·  NGC 7023
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Iris Nebula (NGC 7023), 



    
        

            Marco Rapino
Iris Nebula (NGC 7023)
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Iris Nebula (NGC 7023)

Getting plate-solving status, please wait...
Iris Nebula (NGC 7023), 



    
        

            Marco Rapino
Iris Nebula (NGC 7023)
Powered byPixInsight

Iris Nebula (NGC 7023)

Acquisition details

Dates:
May 27, 2021 ·  May 28, 2021 ·  June 1, 2021 ·  June 3, 2021
Frames:
Baader B 1.25'' CCD Filter: 130×120(4h 20′)
Baader G 1.25'' CCD Filter: 130×120(4h 20′)
Baader L 1.25" CCD Filter: 340×60(5h 40′) (gain: 139.00) -15°C bin 1×1
Baader R 1.25'' CCD Filter: 130×120(4h 20′)
Integration:
18h 40′
Darks:
20
Flats:
30
Bias:
100
Avg. Moon age:
19.43 days
Avg. Moon phase:
72.21%
Bortle Dark-Sky Scale:
6.00
Mean SQM:
19.00
Mean FWHM:
2.50
Temperature:
18.00

Basic astrometry details

Astrometry.net job: 4581051

RA center: 21h01m27s.1

DEC center: +67°5620

Pixel scale: 1.366 arcsec/pixel

Orientation: 271.708 degrees

Field radius: 0.792 degrees

Resolution: 3471x2314

File size: 1.7 MB

Locations: Home, Lanciano, Italy

Data source: Backyard

Description

For the first time I tried this challenging target from my urban sky (Bortle 6) going with mono camera and LRGB filters. I'm not satisfied as I wanted to be, but still it's a decent picture considering sky, setup and level of experience.

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Sky plot

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Histogram

Iris Nebula (NGC 7023), 



    
        

            Marco Rapino