Contains:NGC 3077, M 82, NGC 3034, M 81, Bode's nebulae, NGC 3031
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M81 & M82, 




    

        Ciaran
M81 & M82

Technical card

Resolution: 5763x3854

Dates: Feb. 3, 2018

Frames:
Baader Planetarium H-a: 7x1200" ISO200
IDAS LPS D1: 9x600" ISO800

Integration: 3.8 hours

Flats: ~30

Bias: ~200

Avg. Moon age: 18.03 days

Avg. Moon phase: 88.41%

Bortle Dark-Sky Scale: 4.50

Mean SQM: 20.50

Astrometry.net job: 2055988

RA center: 149.054 degrees

DEC center: 69.379 degrees

Pixel scale: 1.532 arcsec/pixel

Orientation: 90.854 degrees

Field radius: 1.475 degrees

Locations: Belfast, Belfast, Antrim, United Kingdom

Data source: Unknown

Comments

Author

xiga
Ciaran
License: None (All rights reserved)
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Revisions

  • M81 & M82, 




    

        Ciaran
    Original
  • Final
    M81 & M82, 




    

        Ciaran
    C

Sky plot

Sky plot

Histogram

M81 & M82, 




    

        Ciaran