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Contains:  M 21, NGC 6531, Trifid nebula, M 20, NGC 6514, The star 4Sgr
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m20, 





    
        

            astro89
m20

m20

Technical card

Resolution: 5202x3465

Dates:Aug. 16, 2012

Frames: 8x240"

Integration: 0.5 hours

Avg. Moon age: 28.35 days

Avg. Moon phase: 1.56%

Astrometry.net job: 188557

RA center: 270.565 degrees

DEC center: -23.134 degrees

Pixel scale: 1.479 arcsec/pixel

Orientation: -94.130 degrees

Field radius: 1.284 degrees

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astro89
astro89
License: None (All rights reserved)
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m20, 





    
        

            astro89