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



    
        

            Brian Ritchie
M81
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M81

Equipment

Imaging Telescopes Or Lenses
Celestron NexStar 8SE
Imaging Cameras
zwo optical asi 120 mm
Mounts
Celestron NexStar SE
Accessories
Antares 0.5x Reducer
Software
photoshop · Nebulosity · Fire capture

Acquisition details

Dates:
Jan. 23, 2014
Frames:
50x10" (8' 20")
Integration:
8' 20"
Avg. Moon age:
21.45 days
Avg. Moon phase:
57.44%

Basic astrometry details

Astrometry.net job: 276001

RA center: 09h55m58s.1

DEC center: +69°0455

Orientation: 35.216 degrees

Field radius: 0.298 degrees

Resolution: 621x851

Comments

Revisions

  • M81, 



    
        

            Brian Ritchie
    Original
  • M81, 



    
        

            Brian Ritchie
    B
  • Final
    M81, 



    
        

            Brian Ritchie
    C

Sky plot

Sky plot

Histogram

M81, 



    
        

            Brian Ritchie