TEC 250 f20 + 2x Powermate (final focal length 10 meters).
DMK mono camera, Astronomiks Type 2c RGB filters
IC Capture, Registax, Photoshop CS4
Click on image for full size JPG

Mars isn't very close this time around. It was about 13.5 arc sec diameter at the time of this image.
10 Jan 2010 0050h
CalSky is an excellent tool both to plan what you can capture at a given time and location, and as a check on what
features in your own image are true structures on the astronomical body and what are artifacts of processing.

CalSky can be accessed from the link below