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Contains:  M 31, Great Nebula in Andromeda, NGC 224, M 32, NGC 221, M 110, NGC 205, The star νAnd, The star 32And
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M31 Widefield, 





    
        

            xordi
M31 Widefield

M31 Widefield

Technical card

Imaging telescope or lens:Samyang 135 f/2

Imaging camera:Atik One 6.0

Mount:SkyWatcher NEQ6 Pro Goto

Guiding telescope or lens:Guiderscope 53mm

Guiding camera:ZWO ASI120MM

Filters:Baader LRGB 1.25'' CCD FiltersBaader Ha 1.25" 7nm

Resolution: 2300x2100

Dates:Aug. 10, 2018Aug. 11, 2018

Frames:
Baader Ha 1.25" 7nm: 12x600" bin 1x1
Baader L 1.25" CCD Filter: 60x60" bin 1x1
Baader RGB 1.25'' CCD Filters: 90x100" bin 1x1

Integration: 5.5 hours

Avg. Moon age: 14.28 days

Avg. Moon phase: 0.65%

Mean SQM: 20.90

Astrometry.net job: 2806004

RA center: 10.691 degrees

DEC center: 41.254 degrees

Pixel scale: 7.217 arcsec/pixel

Orientation: 181.044 degrees

Field radius: 3.122 degrees

Locations: Backyard, Balatonszárszó, Hungary

Data source: Backyard

Description

This time I focused on the outer halo of the galaxy. I was not sure if this has sense from my location, because of the usual, average sky quality, but finally I'm satisfied with the result, even the interesting, fainter structures became visible more or less.

Comments

Author

xordi
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Revisions

  • M31 Widefield, 





    
        

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    Original
  • M31 Widefield, 





    
        

            xordi
    B
  • M31 Widefield, 





    
        

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    G
  • Final
    M31 Widefield, 





    
        

            xordi
    H

B

Structure of the halo - L only, starless with stronger stretch

G

Reworked with drizzle integration.

Sky plot

Sky plot

Histogram

M31 Widefield, 





    
        

            xordi