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Contains:  M 31, Great Nebula in Andromeda, NGC 224, M 32, NGC 221, M 110, NGC 205
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M31 in HaRGB, 





    
        

            jagakajaja
M31 in HaRGB

M31 in HaRGB

Technical card

Resolution: 4578x3411

Dates:Oct. 18, 2019

Frames:
ZWO Blue 1.25": 25x120"
ZWO Green 1.25": 25x120"
ZWO Ha 1.25" 7nm: 9x300"
ZWO Red 1.25": 25x120"

Integration: 3.2 hours

Darks: ~20

Flats: ~20

Avg. Moon age: 19.10 days

Avg. Moon phase: 80.19%

Bortle Dark-Sky Scale: 7.25

Astrometry.net job: 3001218

RA center: 0h 42' 42"

DEC center: +41° 16' 30"

Pixel scale: 1.815 arcsec/pixel

Orientation: 267.482 degrees

Field radius: 1.439

Locations: Home, Parkville, Maryland, United States

Data source: Backyard

Description

First HaRGB of Andromeda. I had a lot of Lum data, but the stars were really bloated, so I just used the RGB and blended in some Ha for the deeper reds in the spiral arms. :)

Comments

Author

jagakajaja
jagakajaja
License: None (All rights reserved)
870
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Revisions

  • M31 in HaRGB, 





    
        

            jagakajaja
    Original
  • M31 in HaRGB, 





    
        

            jagakajaja
    B
  • Final
    M31 in HaRGB, 





    
        

            jagakajaja
    C

B

RGB only (before Ha)

C

A bit more processing

Sky plot

Sky plot

Histogram

M31 in HaRGB, 





    
        

            jagakajaja

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