The Great Orion Nebula and the Running Man Nebula.

Image M42 Nebula and Running Man Nebula 20071206
Telescope William Optics 110mm APO f/5.95 Refractor telescope,
Observatory mounted Losmandy Gemini G-11 equatorial mount.
Guiding Autoguided with SBIG 402 on 4.5-inch f/9 guidescope using CCDOps.
Camera

Canon EOS 300D Digital - Hα enabled (modified).

Exposures 25 x 3.5-minute exposures @ ISO 200.
Total Exposure time 87.5-minutes.
Filter/equipment WO APO 0.8x Field Flattener/Reducer.
Baader 2" UV/IR Cut Filter.
Processing Darks, bias and flat-fielded in Iris,
masked in Photoshop and Noiseware.
Exposure Date 2007 Dec 06
Notes This image is not the entire field of view captured by the camera.
Very good seeing. Slight moisture and wind gusts. Warm night about 21°C.

(C) Copyright 2007 Paul Mayo.
paulm@skylab.com.au

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