Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  M 81  ·  NGC 3031
Getting plate-solving status, please wait...
Messier 81, 



    
        

            Jason Rhodes

Messier 81

Getting plate-solving status, please wait...
Messier 81, 



    
        

            Jason Rhodes

Messier 81

Technical card

Imaging telescopes or lenses: Celestron C14

Imaging cameras: QHYCCD 178c

Mounts: Ioptron Cem 120 EC

Focal reducers: Starizona Hyperstar 3 C14

Software: Pleiades Astrophoto PixInsight

Filters: Optlong L-eNhance 2"


Dates:March 16, 2021

Frames: 350x80" (7h 46' 40")

Integration: 7h 46' 40"

Avg. Moon age: 2.82 days

Avg. Moon phase: 8.75%


Basic astrometry details

Astrometry.net job: 4321961

RA center: 9h 55' 36"

DEC center: +69° 4' 22"

Pixel scale: 0.718 arcsec/pixel

Orientation: 110.532 degrees

Field radius: 0.358 degrees


Resolution: 2991x1974

Data source: Backyard

Comments

Sky plot

Sky plot

Histogram

Messier 81, 



    
        

            Jason Rhodes