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Contains:  NGC 6546, M 21, NGC 6531, Trifid nebula, M 20, NGC 6514, The star 4Sgr
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M20 - Trifid nebula, 





    
        

            stormlv
M20 - Trifid nebula

Technical card

Imaging telescope or lens:Sky-Watcher Traveler FH-102

Imaging camera:Canon EOS 40D

Mount:Sky-Watcher NEQ6

Guiding telescope or lens:Sky-Watcher Explorer 150

Guiding camera:Lodestar

Filter:Astrodon Tru-Balance - H-a 36mm - 5nm

Accessory:Starlight Xpress Fliter Wheel

Resolution: 1954x1301

Dates:July 24, 2012

Frames:Astrodon Tru-Balance - H-a 36mm - 5nm: 29x300" ISO3200 30C bin 1x1

Integration: 2.4 hours

Darks: ~10

Bias: ~10

Avg. Moon age: 5.39 days

Avg. Moon phase: 29.42%

Temperature: 25.00

Astrometry.net job: 178109

RA center: 270.588 degrees

DEC center: -23.032 degrees

Pixel scale: 4.700 arcsec/pixel

Orientation: 150.699 degrees

Field radius: 1.533 degrees

Locations: Home, Bernex, Bernex, Switzerland

Comments

Author

stormlv
stormlv
License: None (All rights reserved)
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Histogram

M20 - Trifid nebula, 





    
        

            stormlv