The 3mph and 6mph comparison is an exact cube law one, too. 150 x 8 = 1200, so presumably the fixed loss of around 15W got lost in the measurement accuracy.
Jeremy
--- In
>
> Power really goes up with speed. The Lyman 13 is about 400 pounds, plus 130# batteries, plus 40# motor, plus 185# captain, plus 55# dog. Water was calm.
>
> 2 mph 50 watts
> 3 mph 150 watts
> 4 mph 300 watts
> 5 mph 600 watts
> 6 mph 1200 watts
>
> I figure the two Optima batteries have 1800 watt hours capacity.
Or the Captain could go on a diet.......:o)
Steve in Solomons MD
Lagoon 410SE
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