Quote:
Originally Posted by davidpretorius
The mirror must be spot on to the ambient to be accurate.
I know on saturn the other night, the mirror was absolutely equal to the ambient...hence the shape of Saturn did not move at all....what was lacking was the detail and sharpness of the image ie I had totally isolated the "seeing" and could rate it.
Definately a lesson learnt for me
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A very interesting and useful observation - thanks for the explanation Dave.
Cheers
Dennis