Hemisphere:  Southern  ·  Contains:  Helix nebula  ·  NGC 7293  ·  NGC7293  ·  PK036-57.1
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Variations on Helix Nebula (HOO & Ha), 



    
        

            Jean-Baptiste Auroux
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Variations on Helix Nebula (HOO & Ha)

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  ·  PHD Guiding 2  ·  Atik Artemis

Filters: Astronomik SII 6nm  ·  Astronomik Ha 6nm  ·  Astronomik OIII 6nm

Accessory: Atik OAG


Dates:Aug. 13, 2018

Frames:
Astronomik Ha 6nm: 13x600" -10C bin 1x1
Astronomik OIII 6nm: 10x300" -10C bin 2x2

Integration: 3.0 hours

Darks: ~64

Flats: ~16

Flat darks: ~49

Bias: ~101

Avg. Moon age: 2.40 days

Avg. Moon phase: 6.40%

Bortle Dark-Sky Scale: 2.00


Astrometry.net job: 2282892

RA center: 22h 29' 37"

DEC center: -20° 51' 24"

Pixel scale: 1.529 arcsec/pixel

Orientation: -11.981 degrees

Field radius: 0.747 degrees


Resolution: 2749x2199

Locations: Talasani, Talasani, Haute-Corse, France

Data source: Traveller

Description

2 variations on my last image of the Helix Nebula in SHO :

- HOO version with RGB stars ;
- monochrome Ha.

Comments

Author

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

  • Variations on Helix Nebula (HOO & Ha), 



    
        

            Jean-Baptiste Auroux
    Original
  • Variations on Helix Nebula (HOO & Ha), 



    
        

            Jean-Baptiste Auroux
    B
  • Final
    Variations on Helix Nebula (HOO & Ha), 



    
        

            Jean-Baptiste Auroux
    C
  • Variations on Helix Nebula (HOO & Ha), 



    
        

            Jean-Baptiste Auroux
    D

B

Description: Ha version

C

Description: Final version with slight HDR transform in the brightest areas of the nebula.

D

Description: Final Ha version with slight HDR transform in the brightest areas of the nebula.

Sky plot

Sky plot

Histogram

Variations on Helix Nebula (HOO & Ha), 



    
        

            Jean-Baptiste Auroux