Veil Nebula (Constellation Cygnus)

La dentelle du cygne dan sla constellation du Cygne (NGC 6992)

>>>>>>> To a labelled and annoted image of the veil nebula

DESCRIPTION

 

The Veil nebula (NGC6992) is a Shell-like supernova remnant (SNR) is the structure resulting from the gigantic explosion of a star in a supernova. The supernova remnant is bounded by an expanding shock wave, and consists of ejected material expanding from the explosion, and the interstellar material it sweeps up and shocks along the way.

Credit : APOD and Wikipedia informations
 

ACQUISITION

   
 

Date

  8, 9, 17 Juillet 2008 – Lozère, France
 

Telescope/Optics

  Takahashi FSQ 106ED
 

Mount

  Takahashi EM200
 

Camera CCD

  SBIG STL 4020M
 

Focuser

  Robofocus/FocuxMax
 

Filters

  Ha/SII/OIII Astrodon filters
 

Guidage

  Yes, FS60C remote guiding head SBIG
 

IMAGING PROCESS

   
 

Exposures

 

Ha(31*5min) SII(26*5min) OIII(35*5min)
Total : 7h40Out temperature : 6°C. In CCD temperature : -25°

 

Softwares for acquisition

  Robofocus, Focusmax, CCDsoft V5, TheShy6 Pro, CCDAP 3 Pro, CCDInspector
 

Softwares for digital image processing

 

Calibration, Registration, Color stack with CCDstack 1.0 (CCDIS plug-in). Level and curves adjustements with Photoshop CS3. Final processing with PIXINSIGHT 1.2


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