Saturday, March 17, 2007

Focus Is Everything

I believe that I have the exposure period figured out for Saturn, and the magnification. I just need to get the focus right. This is cropped, so the image was actually pretty tiny, 1/3 second exposure, ASA 1600:

I think I need to focus on something bright and easy, like the Moon, and then mark that location on the eyepiece tube.

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