Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  M 81  ·  NGC 3031
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M81, 



    
        

            Kathy Walker
M81
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M81

Getting plate-solving status, please wait...
M81, 



    
        

            Kathy Walker
M81
Powered byPixInsight

M81

Technical card

Imaging telescopes or lenses: Orion 200mm f/4 Newtonian astrograph

Imaging cameras: Atik 383L+ mono

Mounts: CEM60

Guiding telescopes or lenses: KW Telescopes KWIQ Guider

Guiding cameras: QHY5

Filters: Astrodon LRGB

Accessory: TeleVue Paracorr Type 2


Dates:May 20, 2017June 23, 2017

Frames:
Astrodon LRGB: 8x300" (40') bin 1x1
Astrodon LRGB: 24x120" (48') bin 2x2

Integration: 1h 28'

Avg. Moon age: 26.21 days

Avg. Moon phase: 17.64%


Basic astrometry details

Astrometry.net job: 3527323

RA center: 09h55m41s.5

DEC center: +69°0444

Pixel scale: 1.202 arcsec/pixel

Orientation: 171.017 degrees

Field radius: 0.596 degrees


Resolution: 2805x2205

Locations: Hall's Harbour Observatory (H2O), Hall's Harbour, NS, Canada

Data source: Backyard

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M81, 



    
        

            Kathy Walker