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Contains:  Andromeda galaxy, Great Nebula in Andromeda, M 110, M 31, M 32, M110, M31, M32, NGC 205, NGC 221, NGC 224, NGC206
Getting plate-solving status, please wait...
Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
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Andromeda (M31) in HaLRGB

Technical card


Dates:Oct. 10, 2019Oct. 11, 2019Nov. 4, 2019

Frames:
Chroma 3nm HA: 7x300" bin 1x1
Chroma 3nm HA: 32x600" bin 1x1
Astrodon Gen 2 E Series LRGB: 341x180" bin 1x1

Integration: 23.0 hours

Avg. Moon age: 10.59 days

Avg. Moon phase: 78.45%


Astrometry.net job: 3050972

RA center: 0h 42' 39"

DEC center: +41° 16' 41"

Pixel scale: 1.905 arcsec/pixel

Orientation: 88.000 degrees

Field radius: 1.496 degrees


Resolution: 4459x3473

Data source: Backyard

Description

Finally had a chance to return to the very first object I ever imaged -- The Andromeda Galaxy. This was shot in high moon conditions, so processing to get this result took a good amount of time, effort, and love.

C&C Welcome, of course.

Comments

Author

rockstarbill
Bill Long
License: None (All rights reserved)
11731
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Revisions

  • Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    Original
  • Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    B
  • Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    E
  • Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    G
  • Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    H
  • Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    I
  • Final
    Andromeda (M31) in HaLRGB, 



    
        

            Bill Long
    J

B

Description: Gradient fix.

E

Description: Star adjustment.

G

Description: Little bump to saturation and some minor Noise Reduction.

H

Description: Tweaked the core for some more warmth in it, I felt it was too flat before. Also fixed up some more gradients and got good background to object separation.

Sky plot

Sky plot

Histogram

Andromeda (M31) in HaLRGB, 



    
        

            Bill Long