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Contains:  NGC 7023
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NGC 7023, The Iris Nebula, 





    
        

            Madratter
NGC 7023, The Iris Nebula

NGC 7023, The Iris Nebula

Technical card

Resolution: 2000x1500

Dates:May 31, 2014

Frames:
Baader Blue 36mm: 9x600" -15C bin 1x1
Baader Green 36mm: 9x600" -15C bin 1x1
Baader Red 36mm: 10x600" -15C bin 1x1

Integration: 4.7 hours

Darks: ~20

Flats: ~20

Bias: ~100

Avg. Moon age: 2.57 days

Avg. Moon phase: 7.28%

Bortle Dark-Sky Scale: 5.00

Mean FWHM: 2.75

Astrometry.net job: 290466

RA center: 315.404 degrees

DEC center: 68.165 degrees

Orientation: -179.069 degrees

Field radius: 0.323 degrees

Description

I was pretty dubious that the weather would hold, especially since the relative humidity was supposed to climb into the 80%+ range. But you don't get images unless you try. The night ended up holding much better than anticipated and all subs were usable.

Comments

Author

Madratter
Madratter
License: None (All rights reserved)
2790
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Revisions

  • NGC 7023, The Iris Nebula, 





    
        

            Madratter
    Original
  • NGC 7023, The Iris Nebula, 





    
        

            Madratter
    B
  • Final
    NGC 7023, The Iris Nebula, 





    
        

            Madratter
    C

Sky plot

Sky plot

Histogram

NGC 7023, The Iris Nebula, 





    
        

            Madratter