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Contains:  M 29, NGC 6913, NGC 6910, gamma Cyg nebula, IC 1318, IC 4996, Crescent nebula, NGC 6888, The star Sadr (γCyg), The star 36Cyg, The star 34Cyg, The star 29Cyg
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Sadr / Cygnus Butterfly / Gamma Cygni / Crescent w/ DSLR, 





    
        

            Jeffrey Horne
Sadr / Cygnus Butterfly / Gamma Cygni / Crescent w/ DSLR

Sadr / Cygnus Butterfly / Gamma Cygni / Crescent w/ DSLR

Technical card

Resolution: 5479x3629

Dates:Sept. 7, 2019

Frames:Optolong L-eNhance 2": 62x240" ISO1600

Integration: 4.1 hours

Darks: ~64

Flats: ~64

Bias: ~128

Avg. Moon age: 8.70 days

Avg. Moon phase: 63.79%

Bortle Dark-Sky Scale: 8.00

Temperature: 23.90

Astrometry.net job: 2910203

RA center: 304.660 degrees

DEC center: 39.403 degrees

Pixel scale: 3.455 arcsec/pixel

Orientation: 43.139 degrees

Field radius: 3.154 degrees

Locations: Backyard - Bortle 8, Nashville, TN, United States

Data source: Backyard

Description

I hypertuned my CG-5 mount, and was just going to test the guiding. It ended up being clear all night, so I aimed the ED80 at the Sadr region, and got this.

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Author

Jeffreyhorne
Jeffrey Horne
License: Attribution Creative Commons
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Sadr / Cygnus Butterfly / Gamma Cygni / Crescent w/ DSLR, 





    
        

            Jeffrey Horne