Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Contains:  M 81, Bode's nebulae, NGC 3031
Getting plate-solving status, please wait...
M81, 





    
        

            Scott
M81

M81

Technical card

Resolution: 2701x2540

Dates:Jan. 10, 2019

Frames: 60x180" (gain: 120.00) -10C bin 1x1

Integration: 3.0 hours

Darks: ~40

Flats: ~20

Avg. Moon age: 3.96 days

Avg. Moon phase: 16.72%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 20.60

Astrometry.net job: 2677832

RA center: 148.910 degrees

DEC center: 69.041 degrees

Pixel scale: 0.955 arcsec/pixel

Orientation: 172.816 degrees

Field radius: 0.492 degrees

Locations: Garland Mountain, Canton, Georgia, United States

Data source: Traveller

Comments

Author

f300v10
Scott
License: Attribution-NonCommercial Creative Commons
3740
Like

Revisions

  • M81, 





    
        

            Scott
    Original
  • M81, 





    
        

            Scott
    B
  • M81, 





    
        

            Scott
    C
  • Final
    M81, 





    
        

            Scott
    D

B

Added another hour of subs and re-thought the color

C

Another try at processing this image

D

Last try on this image, the color is finally close to what I was after

Sky plot

Sky plot

Histogram

M81, 





    
        

            Scott