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#17
January 11th 11, 10:56 PM
posted to rec.aviation.soaring
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How to simply determine the L/D of your glider
On Jan 11, 10:46*am, Andreas Maurer wrote:
On Tue, 11 Jan 2011 08:55:45 -0800 (PST), Gary Evans wrote: The purpose to me in knowing the real L/D is not for bragging rights but to have the correct value in the flight computer. The "correct value" at which speed? I suspect that you don't want the correct value, but the correct polar in your flight computer - which, obviously, cannot be measured in the way described. Andreas This flight computer I used required 3 pieces of speed/sink rate data to represent the polar. Best L/D, speed at best L/d and V2. 
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