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Contains:  M 81, Bode's nebulae, NGC 3031
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M81 - 20190523 - MAK90, 





    
        

            altazastro
M81 - 20190523 - MAK90

M81 - 20190523 - MAK90

Technical card

Resolution: 1291x935

Dates:May 24, 2019

Frames:Meade IR Cut: 126x20" (gain: 200.00) 28C bin 1x1

Integration: 0.7 hours

Darks: ~10

Flats: ~20

Avg. Moon age: 20.19 days

Avg. Moon phase: 70.22%

Bortle Dark-Sky Scale: 9.00

Mean SQM: 17.80

Temperature: 21.00

Astrometry.net job: 2708266

RA center: 148.907 degrees

DEC center: 69.094 degrees

Pixel scale: 1.489 arcsec/pixel

Orientation: 260.663 degrees

Field radius: 0.330 degrees

Locations: Home, Turin, Italy

Data source: Backyard

Comments

Author

altazastro
altazastro
License: Attribution Creative Commons
890
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M81 - 20190523 - MAK90, 





    
        

            altazastro

In these public groups

Broadband under Bortle 7/8/9