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Contains:  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, M 83, NGC 5236, The star 11Sgr, The star 9Sgr, The star 7Sgr, The star 4Sgr, The star γHya
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M8 and M20, 





    
        

            Chad Quandt
M8 and M20

M8 and M20

Technical card

Imaging telescope or lens:William Optics Star 71 f/4.9 Astrograph

Imaging camera:Canon EOS 6D

Mount:Advanced VX

Guiding telescope or lens:Orion 50mm Helical Guider

Guiding camera:Orion Star Shoot autoguider

Software:Adobe Photoshop CS4Deep Sky Stacker

Resolution: 5352x3542

Dates:June 19, 2015

Frames: 42x300" ISO1600

Integration: 3.5 hours

Darks: ~16

Flats: ~16

Bias: ~16

Avg. Moon age: 2.88 days

Avg. Moon phase: 9.09%

Astrometry.net job: 671918

RA center: 270.924 degrees

DEC center: -23.775 degrees

Pixel scale: 3.809 arcsec/pixel

Orientation: -90.534 degrees

Field radius: 3.394 degrees

Locations: Sequoia National Park, Three Rivers, CA, None

Description

Two great nebs in Sagittarius, M8 and M20.

Comments

Author

BentTesseract
Chad Quandt
License: None (All rights reserved)
1141
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Histogram

M8 and M20, 





    
        

            Chad Quandt