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Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
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Coma Cluster (Abell 1656)

Imaging telescopes or lenses: Takahashi TSA 102

Imaging cameras: Atik ONE 6.0

Mounts: Skywatcher AZ EQ6 GT

Guiding telescopes or lenses: Takahashi TSA 102

Guiding cameras: Atik GP

Focal reducers: Takahashi TOA-RD

Software: Pleiades Astrophoto PixInsight 1.8 Ripley  ·  Photoshop  ·  PHD Guiding 2  ·  Atik Artemis

Filters: Astronomik B 1.25"  ·  Astronomik G 1.25"  ·  Astronomik R 1.25"  ·  Astronomik L 1.25"

Accessory: Atik OAG


Dates:Feb. 23, 2019Feb. 25, 2019

Frames:
Astronomik LRGB 1,25": 39x300" -15C bin 2x2
Astronomik L 1.25": 28x600" -15C bin 1x1

Integration: 7.9 hours

Darks: ~64

Flats: ~16

Bias: ~101

Avg. Moon age: 20.14 days

Avg. Moon phase: 70.19%

Bortle Dark-Sky Scale: 4.00


Astrometry.net job: 2744701

RA center: 13h 0' 24"

DEC center: +27° 53' 51"

Pixel scale: 1.529 arcsec/pixel

Orientation: 128.737 degrees

Field radius: 0.748 degrees


Resolution: 2749x2199

Locations: Fouras, Fouras, Charente-Maritime, France

Data source: Backyard

Description

The Coma Cluster is one of the largest cluster of galaxies known, that contains over 1,000 identified galaxies.

About 330 millions light-years away, its redshift is 0,0231, which is equivalent to a recession speed of nearly 7,000km per second.

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Author

Jean-Baptiste_Paris
Jean-Baptiste Auroux
License: None (All rights reserved)
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Revisions

  • Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    Original
  • Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    B
  • Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    C
  • Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    D
  • Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    E
  • Final
    Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    F
  • Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux
    G

B

Description: Drizzle 2x annotated version

C

Description: Correction of stars and background / brightness

D

Description: Croped version

E

Description: Croped version -2

F

Description: Final full version with all corrections.

G

Description: Final crop version

Sky plot

Sky plot

Histogram

Coma Cluster (Abell 1656), 



    
        

            Jean-Baptiste Auroux