"Todd Pattist" wrote in message
news

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| You add to that aerodynamic power any power required
| to climb. That power is climb rate times aircraft weight.
| The total of those two is power required to fly.
Hi Todd,
Would you mind extending this thought to declare a useful quote to
use in "Air Experience Flights" as to what "horsepower" we are
getting from a thermal showing 5 knots lift in a typical club
twin-seater (say a Janus B)?
Thanks,
Jim Kelly