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Contains:  NGC 3077, M 82, NGC 3034, M 81, Bode's nebulae, NGC 3031
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M81 - 82, 





    
        

            Jean-Noel
M81 - 82

M81 - 82

Technical card

Resolution: 4848x3172

Dates:Feb. 26, 2019

Frames: 109x360" ISO800

Integration: 10.9 hours

Darks: ~22

Flats: ~49

Avg. Moon age: 22.15 days

Avg. Moon phase: 50.03%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 20.30

Temperature: 2.00

Astrometry.net job: 2596401

RA center: 149.229 degrees

DEC center: 69.373 degrees

Pixel scale: 1.469 arcsec/pixel

Orientation: 335.469 degrees

Field radius: 1.182 degrees

Locations: Jardin, Geudertheim, France

Data source: Backyard

Comments

Author

jean-no67
Jean-Noel
License: None (All rights reserved)
701
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Revisions

  • M81 - 82, 





    
        

            Jean-Noel
    Original
  • Final
    M81 - 82, 





    
        

            Jean-Noel
    B

Sky plot

Sky plot

Histogram

M81 - 82, 





    
        

            Jean-Noel