Thread: Wind
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Old 10th April 2016, 03:58 PM
cloverleaf cloverleaf is offline
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Join Date: Sep 2014
Location: Oxfordshire
Posts: 117

Magnus effect, IIRC.

This causes vertical POI shift with horizontal crosswinds - with one horiz. direction causing a high POI and the other causing a low POI - the relationship being determined by the twist direction of the barrel.
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