Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Contains:  NGC 7023
Getting plate-solving status, please wait...
Iris Nebula HaRGB, 


            Göran Nilsson
Iris Nebula HaRGB

Iris Nebula HaRGB

Technical card

Imaging telescope or lens:The Liverpool Telescope

Imaging camera:IO:O

Software:PixInsight 01.08 RipleyPHOTOSHOP CS5

Filters:Ha 656.6 nmSloan r'Bessell V

Resolution: 2324x2296

Dates:July 14, 2017

Frames: 16x80"

Integration: 0.4 hours

Avg. Moon age: 19.80 days

Avg. Moon phase: 73.92% job: 2450755

RA center: 315.420 degrees

DEC center: 68.162 degrees

Pixel scale: 0.304 arcsec/pixel

Orientation: 89.887 degrees

Field radius: 0.138 degrees

Locations: Observatorio del Roque de los Muchachos, La Palma, Canary Islands, Spain

Data source: Professional, scientific grade data


A close up of the Iris nebula that I processed from data from the Liverpool Telescope, a 2 m RC scope. 4 subs of each of Bessell B (blue), Bessell V (green), sdss-r (red) and Halpha. So totally 16 subs. Put together in PI and processed in PS.



Göran Nilsson
License: None (All rights reserved)


  • Iris Nebula HaRGB, 


            Göran Nilsson
  • Iris Nebula HaRGB, 


            Göran Nilsson
  • Final
    Iris Nebula HaRGB, 


            Göran Nilsson

Sky plot

Sky plot


Iris Nebula HaRGB, 


            Göran Nilsson