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Contains:  M 81, Bode's nebulae, NGC 3031
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M81 Bode's Galaxy, 





    
        

            Michael Feigenbaum
M81 Bode's Galaxy

M81 Bode's Galaxy

Technical card

Resolution: 1868x2376

Dates:Feb. 16, 2019Feb. 27, 2019

Frames:
Astronomik H Alpha 12 nm: 63x300" (gain: 139.00) -20C
Astronomik Luminance (1.25"): 245x120" (gain: 111.00) -20C

Integration: 13.4 hours

Darks: ~32

Flats: ~48

Avg. Moon age: 17.11 days

Avg. Moon phase: 62.90%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2556138

RA center: 148.920 degrees

DEC center: 69.082 degrees

Pixel scale: 0.981 arcsec/pixel

Orientation: 268.678 degrees

Field radius: 0.412 degrees

Data source: Backyard

Description

More experimentation with "travel set-up". A little bit better, I think, than my last effort on the Leo Triplet.

Comments

Author

MikeF29
Michael Feigenbaum
License: None (All rights reserved)
2981
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Revisions

  • M81 Bode's Galaxy, 





    
        

            Michael Feigenbaum
    Original
  • Final
    M81 Bode's Galaxy, 





    
        

            Michael Feigenbaum
    B

Sky plot

Sky plot

Histogram

M81 Bode's Galaxy, 





    
        

            Michael Feigenbaum

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