Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 2976  ·  NGC 3031  ·  NGC 3034
M81/82, 



    
        

            Francois
M81/82
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M81/82

Technical card

Imaging telescopes or lenses: Teleskop-Service TS 80/480 triplet APO

Imaging cameras: Canon 7D

Mounts: HEQ5

Software: DeepSkyStacker


Dates:May 16, 2012

Frames: 124x60" (2h 4')

Integration: 2h 4'

Avg. Moon age: 25.50 days

Avg. Moon phase: 17.26%


Basic astrometry details

Astrometry.net job: 109186

RA center: 9h 52' 28"

DEC center: +68° 52' 15"

Pixel scale: 4.010 arcsec/pixel

Orientation: -87.103 degrees

Field radius: 1.341 degrees


Resolution: 620x416

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M81/82, 



    
        

            Francois