Screenshot while autoguiding using the ASCOM Gemini telescope driver developed by Paul Kanevsky and Robert Turner. Visit http://tech.groups.yahoo.com/group/Gemini_ASCOM_Driver/ for more information.

The image scale in the above autoguiding configuration is 4.27 arc-seconds/pixel. In the screen behind the PHD screen, Nebulosity is imaging with a set-up yielding 0.95 arc-seconds/pixel.

Here is one such image, with details, using this configuration http://www.pbase.com/wjshaheen/image/129986318/large