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Contains:  M 20, M 21, NGC 6514, NGC 6531, Trifid nebula
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M20 - Trifid Nebula (DSS v1), 


            Martin Junius
M20 - Trifid Nebula (DSS v1)
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M20 - Trifid Nebula (DSS v1)

Technical card

Dates:Aug. 29, 2016

Frames: 23x240" ISO800

Integration: 1.5 hours

Darks: ~15

Flats: ~15

Bias: ~50

Avg. Moon age: 26.69 days

Avg. Moon phase: 8.88%

Bortle Dark-Sky Scale: 1.00

Mean SQM: 21.80

Temperature: 14.00

Basic astrometry details job: 1254020

RA center: 18h 3' 2"

DEC center: -22° 51' 7"

Pixel scale: 0.872 arcsec/pixel

Orientation: -90.257 degrees

Field radius: 0.763 degrees

Resolution: 5243x3493

Locations: IAS Observatory Hakos, Hakos, Namibia



Martin Junius
License: Attribution-NonCommercial-NoDerivs Creative Commons

Sky plot

Sky plot


M20 - Trifid Nebula (DSS v1), 


            Martin Junius