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Contains:  NGC 7129, NGC 7023, The star 24Cep, The star 11Cep, The star Alfirk (βCep), The star 7Cep, The star 4Cep
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Iris Nebula, 


            Othmar Ortner
Iris Nebula

Iris Nebula

Technical card

Imaging telescope or lens:Nikon 180mm ED

Imaging camera:Nikon D800

Mount:Astrotrac TT320X-AG

Software:Pixinsight 1.8Adobe Lightroom 5.7

Accessory:Berlebach UNI24

Resolution: 6930x4047

Dates:May 21, 2017May 29, 2017

31x120" ISO1600
5x240" ISO1600

Integration: 1.4 hours

Darks: ~8

Avg. Moon age: 14.44 days

Avg. Moon phase: 21.78%

Bortle Dark-Sky Scale: 2.00

Mean SQM: 21.77

Temperature: 5.00 job: 1643504

RA center: 318.579 degrees

DEC center: 68.695 degrees

Pixel scale: 5.578 arcsec/pixel

Orientation: 165.449 degrees

Field radius: 6.217 degrees

Locations: Prebersee, Tamsweg, Salzburg, Austria

Data source: Traveller


One and a half hour exposure of Iris nebula. Had some problems with gradients



Othmar Ortner
License: None (All rights reserved)

Sky plot

Sky plot


Iris Nebula, 


            Othmar Ortner