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Contains:  M 61, NGC 4303, NGC 4301, NGC 4292
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M 61, 





    
        

            RolfW
M 61

M 61

Technical card

Resolution: 3780x2490

Dates:March 25, 2017

Frames: 12x300" ISO400

Integration: 1.0 hours

Darks: ~50

Flats: ~50

Bias: ~200

Avg. Moon age: 26.73 days

Avg. Moon phase: 8.59%

Mean SQM: 20.10

Temperature: 5.00

Astrometry.net job: 1514916

RA center: 185.441 degrees

DEC center: 4.476 degrees

Pixel scale: 1.153 arcsec/pixel

Orientation: -79.870 degrees

Field radius: 0.725 degrees

Locations: Irgendwo in Hessen, Hessen, Hessen, Germany

Comments

Author

RolfW
RolfW
License: Attribution-NoDerivs Creative Commons
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M 61, 





    
        

            RolfW