Originally Posted by
fromaron
......Second is the answer to your question. If the satellite position is stated as 172 degrees east you need to subtruct your position from it. For example if you leave at 156 degrees east you need to move your dish by 172 - 156 = 16 degrees from the true north. True north is not the same as magnetic north as indicated by compass. There is a 12 degrees error (if I am not nistaken).
So, depending on your location, you need to move your dish different angle in order to see soome signals there.
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