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Contains:  NGC 6568, IC 1275, NGC 6559, IC 1274, IC 4685, NGC 6553, NGC 6544, NGC 6546, NGC 6530, M 21, NGC 6531, M 8, Lagoon nebula, Hourglass nebula, NGC 6523, NGC 6526, Trifid nebula, M 20, NGC 6514, NGC 6469, The star 14Sgr, The star μSgr, The star 11Sgr, The star 9Sgr, The star 7Sgr, The star 4Sgr
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Trifid and Lagoon nebulas, 





    
        

            Francisco
Trifid and Lagoon nebulas

Trifid and Lagoon nebulas

Technical card

Resolution: 4686x3950

Dates:July 16, 2016

Frames: 72x15" ISO1600

Integration: 0.3 hours

Avg. Moon age: 11.41 days

Avg. Moon phase: 87.80%

Astrometry.net job: 1447575

RA center: 270.994 degrees

DEC center: -24.323 degrees

Pixel scale: 5.518 arcsec/pixel

Orientation: 91.692 degrees

Field radius: 4.697 degrees

Locations: Puerto Okina, Vitoria-Gasteiz, Álava, Spain

Description

70 x 15s, f/2.5 @ ISO 1600. Celestron CG-5 with custom goto (Meade contoller) not perfectly aligned. Pretty dark site, very clear night.

Comments

Author

Patxitron
Francisco
License: Attribution-NonCommercial-ShareAlike Creative Commons
1200
Like

Revisions

  • Trifid and Lagoon nebulas, 





    
        

            Francisco
    Original
  • Trifid and Lagoon nebulas, 





    
        

            Francisco
    B
  • Final
    Trifid and Lagoon nebulas, 





    
        

            Francisco
    C

B

New revision of the same subs with different crop. Stacked and processed with PixInsight.

C

Less is more: New processing with less croping, and less color saturation. This time, I discarded two subs less, so the stack is now 72x15s

Sky plot

Sky plot

Histogram

Trifid and Lagoon nebulas, 





    
        

            Francisco