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Contains:  NGC 5198, NGC 5195, Whirlpool galaxy, M 51, NGC 5194, IC 4263, NGC 5169
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M 51, 





    
        

            RolfW
M 51

M 51

Technical card

Resolution: 4830x3132

Dates:March 27, 2017

Frames: 30x300" ISO800

Integration: 2.5 hours

Darks: ~50

Flats: ~50

Bias: ~200

Avg. Moon age: 28.85 days

Avg. Moon phase: 0.52%

Bortle Dark-Sky Scale: 4.00

Temperature: 6.00

Astrometry.net job: 1526335

RA center: 202.530 degrees

DEC center: 47.210 degrees

Pixel scale: 0.869 arcsec/pixel

Orientation: -85.162 degrees

Field radius: 0.695 degrees

Locations: Irgendwo in Hessen, Hessen, Hessen, Germany

Comments

Author

RolfW
RolfW
License: Attribution-NoDerivs Creative Commons
1091
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M 51, 





    
        

            RolfW