Hemisphere:  Southern  ·  Constellation: Aquarius (Aqr)  ·  Contains:  Helix nebula  ·  NGC 7293
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NGC 7293 - The Helix Nebula (L-RGB), 



    
        

            Olivier Ravayrol
NGC 7293 - The Helix Nebula (L-RGB)
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NGC 7293 - The Helix Nebula (L-RGB)

Getting plate-solving status, please wait...
NGC 7293 - The Helix Nebula (L-RGB), 



    
        

            Olivier Ravayrol
NGC 7293 - The Helix Nebula (L-RGB)
Powered byPixInsight

NGC 7293 - The Helix Nebula (L-RGB)

Technical card

Imaging telescopes or lenses: Orion 200mm f/5 Newtonian

Imaging cameras: Canon 450D modifié Astrodon

Mounts: Orion Sirius EQ-G (HEQ5) - belt mod

Guiding telescopes or lenses: Orion Short Tube 80/400

Guiding cameras: iNova PL1-M

Focal reducers: Baader Planetarium MPCC Mark III Coma Corrector

Software: Adobe Phosotshop CS5  ·  Adobe Lightroom 5.4  ·  SIRIL

Filters: Astronomik CCD CLS Canon EOS Clip

Accessory: Lacerta Flatfieldbox 290mm  ·  Orion Low Profile Focuser  ·  Pierro-Astro Masques de BAHTINOV  ·  Pierro-Astro USB autoguider  ·  Hotech 2" Laser Collimator


Dates:Sept. 21, 2015

Frames:Astronomik CCD CLS Canon EOS Clip: 27x240" (1h 48') ISO800

Integration: 1h 48'

Darks: 6

Flats: 11

Bias: 100

Avg. Moon age: 7.51 days

Avg. Moon phase: 51.40%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 2342037

RA center: 22h29m20s.2

DEC center: -20°4919

Pixel scale: 1.064 arcsec/pixel

Orientation: 286.980 degrees

Field radius: 0.761 degrees


Resolution: 4290x2856

Locations: Observatoire personnel, Tournefeuille, Haute-Garonne, France

Data source: Own remote observatory

Description

L-RGB (synthetic luminance)

1h48 exposure time at 800 iso (Tournefeuille, France)

Newton telescop 200/1000 – 450D EOS filter removed

CLS filter (due to light pollution conditions)

Preprocessing with IRIS (Christian Buil software)

Image processing with Photoshop

Final touch with Lightroom

Comments

Revisions

  • NGC 7293 - The Helix Nebula (L-RGB), 



    
        

            Olivier Ravayrol
    Original
  • Final
    NGC 7293 - The Helix Nebula (L-RGB), 



    
        

            Olivier Ravayrol
    C

C

Description: New pretreatment with SIRIL - New noise treatment with NoiseWare plugin

Uploaded: ...

Sky plot

Sky plot

Histogram

NGC 7293 - The Helix Nebula (L-RGB), 



    
        

            Olivier Ravayrol