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Contains:  Bode's Galaxy, Cigar Galaxy, M 81, M 82, NGC 3031, NGC 3034
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M81-M82, 



    
        

            Bradisback
M81-M82
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M81-M82

Technical card

Imaging telescopes or lenses:Astro Physics 130 Starfire GTX

Imaging cameras:Atik One 6.0M Plus OAG

Mounts:Astro-Physics 1600GTO

Guiding telescopes or lenses:Unguided

Focal reducers:Astro-Physics 3.5" Quad TCC F4.5

Software:Diffraction Limited Maxim 6.xPixinsight Pisinsight 1.8

Filters:Ha 3nmAstrodon RGBL


Dates:April 20, 2020April 21, 2020May 5, 2020

Frames:
Astrodon RGB: 30x180" -15C bin 1x1
Ha 3nm: 50x600" -15C bin 1x1
L: 240x180" -15C bin 1x1

Integration: 21.8 hours

Darks: ~50

Flats: ~35

Bias: ~100

Avg. Moon age: 22.59 days

Avg. Moon phase: 34.25%

Bortle Dark-Sky Scale: 7.00


Basic astrometry details

Astrometry.net job: 3498880

RA center: 9h 55' 50"

DEC center: +69° 18' 50"

Pixel scale: 1.582 arcsec/pixel

Orientation: 270.545 degrees

Field radius: 0.695 degrees


Resolution: 2582x1826

Data source: Backyard

Comments

Author

Bradisback
Bradisback
License: None (All rights reserved)
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Revisions

  • M81-M82, 



    
        

            Bradisback
    Original
  • Final
    M81-M82, 



    
        

            Bradisback
    D

Sky plot

Sky plot

Histogram

M81-M82, 



    
        

            Bradisback