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Contains:  M 31, Great Nebula in Andromeda, NGC 224, M 32, NGC 221
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M31, 





    
        

            George Simon
M31

M31

Technical card

Imaging telescope or lens:TPO/GSO 6" f/6 Imaging Newtonian

Imaging camera:Canon 1100D

Mount:Sky-Watcher NEQ6

Guiding telescope or lens:ORION Mini guide 50mm

Guiding camera:ORION SSAG

Software:Backyard EOS 3.1.17GIMP2.10.12StarTools 1.4.352 betaPHD2.6.6dev1Nebulosity 3.3.3

Accessory:Baader MPCC

Resolution: 1400x945

Dates:Oct. 30, 2018

Frames: 26x240" ISO800

Integration: 1.7 hours

Darks: ~16

Flats: ~50

Bias: ~50

Avg. Moon age: 20.86 days

Avg. Moon phase: 63.55%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 20.18

Temperature: 10.00

Astrometry.net job: 2858462

RA center: 10.692 degrees

DEC center: 41.262 degrees

Pixel scale: 3.346 arcsec/pixel

Orientation: 190.909 degrees

Field radius: 0.785 degrees

Locations: Home Observatory, Chesnee, SC, United States

Data source: Backyard

Description

Stock camera.

Comments

Author

georgemsimon
George Simon
License: None (All rights reserved)
1770
Like

Revisions

  • M31, 





    
        

            George Simon
    Original
  • M31, 





    
        

            George Simon
    B
  • M31, 





    
        

            George Simon
    C
  • M31, 





    
        

            George Simon
    D
  • Final
    M31, 





    
        

            George Simon
    E

B

I cleaned up the background sky a bit.

C

I brightened the periphery of the galaxy a bit.

D

I increased the saturation of the stars a bit.

E

Reprocessed from scratch.

Sky plot

Sky plot

Histogram

M31, 





    
        

            George Simon

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