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The above Photograph is layered to show the M42 Nebula and detail of the trapezium core. The Core was shot at ISO 500, F/7.1 for 30 Seconds. Then layered onto a 6 minute photo showing the nebulosity and the core. It was layered using Gimp Image Processing.

Date: October 21, 2011
Scope: 14 inch Celestron CGE 1400
Focal Length: 3910 mm; F/7.1
Camera: Nikon D3
ISO Setting: 500
Duration: 6 minutes
Autoguided