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Contains:  IC 4592, IC 4601, M 80, NGC 6093, The star Graffias (β1Sco), The star β2Sco, The star νSco, The star ψOph, The star ω1Sco, The star ω2Sco, The star ωOph
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Blue Horsehead - IC4592, 



    
        

            Peter Pat
Blue Horsehead - IC4592
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Blue Horsehead - IC4592

Technical card


Dates:May 4, 2019

Frames: 27x90"

Integration: 0.7 hours

Avg. Moon age: 29.08 days

Avg. Moon phase: 0.23%


Basic astrometry details

Astrometry.net job: 2698998

RA center: 16h 13' 39"

DEC center: -19° 42' 10"

Pixel scale: 20.786 arcsec/pixel

Orientation: 126.149 degrees

Field radius: 5.280 degrees


Resolution: 1476x1080

Locations: Wiruna, Ilford, NSW, Australia

Data source: Traveller

Description

The Blue Horsehead - IC 4592.

This is one of my only images from the recent South Pacific Star Party as it was dogged by cloud this year. This was taken using a stock Pentax K-5 DSLR and a Samyang 135mm f2 lens at f2.8.

Comments

Author

Retrograde
Peter Pat
License: None (All rights reserved)
3172
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Revisions

  • Blue Horsehead - IC4592, 



    
        

            Peter Pat
    Original
  • Blue Horsehead - IC4592, 



    
        

            Peter Pat
    B
  • Blue Horsehead - IC4592, 



    
        

            Peter Pat
    C
  • Blue Horsehead - IC4592, 



    
        

            Peter Pat
    D
  • Blue Horsehead - IC4592, 



    
        

            Peter Pat
    E
  • Final
    Blue Horsehead - IC4592, 



    
        

            Peter Pat
    F

B

Description: Adjusted colour balance

C

Description: further colour balance adjustment

E

Description: increased saturation as it was a bit anaemic after removing some of the blue cast.

Sky plot

Sky plot

Histogram

Blue Horsehead - IC4592, 



    
        

            Peter Pat