NGC 7023

Iris Nebula

 

Date: 9 and 11 October 2010, 29 December 2010, 23 and 25 September 2011

Optics: Orion AG14 Astrograph f/3,8

Camera: Canon EOS 5D Mark II, unmodified

Exposure: Total 710 min; 10 and 15 min single exposures at ISO 1600 and 200, respectively

Location: Hohe Asch Observatory

 

Image processing with Fitswork and Photoshop CS5

 

A.S.

 

  

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