Quote:
Originally Posted by rustigsmed
you are indeed correct in your thinking. there is even a formula for it:
The formula (not quite the whole story but pretty accurate) is:
Time (sec) = amount of rotation (degrees)*cos(Alt)/(0.004167*cos(Lat)*cos(Az))using the normal definitions of Latitude, Azimuth and Altitude.
0.1 degree as a rule of thumb for acceptable field rotation
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Ok Russell, what am I missing.... I've tried to work out that formulae but to no avail. What do I enter in the first part of the formulae - amount of rotation deg?
Cheers