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Speed of a vario
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August 11th 20, 02:33 PM posted to rec.aviation.soaring
James Metcalfe
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Speed of a vario
At 11:23 11 August 2020, s6 wrote:
If I remember ok it is the time it takes to reach 80% of the
thermal strength.
Actually (1− 1/e) (approximately 63 percent)
J.
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