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M51 Whirlpool Galaxy, 





    
        

            Daniel

M51 Whirlpool Galaxy

Technical card

Resolution: 7330x5050

Dates:Feb. 15, 2019

Frames: 286x60" (gain: 120.00) -26C bin 1x1

Integration: 4.8 hours

Darks: ~100

Flats: ~12

Flat darks: ~12

Avg. Moon age: 10.03 days

Avg. Moon phase: 76.71%

Bortle Dark-Sky Scale: 4.00

Temperature: 6.00

Astrometry.net job: 2565744

Locations: Garten, Vechelde, Niedersachsen, Germany

Data source: Backyard

Description

Image C also shows a lens effect like a halo around the center of the picture. I still do not know what it is and where it comes from. The same strange artefact like on my M81 image. Iam open for construcitve criticm/suggestions.

Comments

Author

TRIXMASTA
Daniel
License: None (All rights reserved)
1330
Like

Revisions

  • M51 Whirlpool Galaxy, 





    
        

            Daniel
    Original
  • M51 Whirlpool Galaxy, 





    
        

            Daniel
    C
  • Final
    M51 Whirlpool Galaxy, 





    
        

            Daniel
    D

Histogram

M51 Whirlpool Galaxy, 





    
        

            Daniel