Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's galaxy  ·  Bode's nebulae  ·  M 81  ·  NGC 3031
Getting plate-solving status, please wait...
M81, 



    
        

            Bill Long
Powered byPixInsight

M81

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



    
        

            Bill Long
Powered byPixInsight

M81

Acquisition details

Dates:
March 15, 2018 ·  March 16, 2018
Frames:
Astrodon Gen2E B: 25×180(1h 15′) -20°C bin 1×1
Astrodon Gen2E G: 28×180(1h 24′) -20°C bin 1×1
Astrodon Gen2E L: 244×60(4h 4′) -20°C bin 1×1
Astrodon Gen2E R: 26×180(1h 18′) -20°C bin 1×1
Integration:
8h 1′
Darks:
100
Flats:
30
Bias:
512
Avg. Moon age:
28.04 days
Avg. Moon phase:
2.74%

RA center: 09h55m26s.117

DEC center: +69°0355.64

Pixel scale: 0.639 arcsec/pixel

Orientation: 179.942 degrees

Field radius: 0.447 degrees

More info:Open 

Resolution: 4195x2773

File size: 11.2 MB

Comments

Revisions

  • M81, 



    
        

            Bill Long
    Original
  • M81, 



    
        

            Bill Long
    B
  • M81, 



    
        

            Bill Long
    C
  • Final
    M81, 



    
        

            Bill Long
    E

C

Description: Same as the first revision but with no noise reduction.

Uploaded: ...

Sky plot

Sky plot

Histogram

M81, 



    
        

            Bill Long

In these public groups

Cloudy Nights