Sunday, June13, 2021
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VMG to Wind Calculator


Windex Setup

Click Here for Calibration Method

Flag spacing:deg
Enter flag width: deg
Enter tail width: deg

Inputs

Enter angle of the wind:deg True Apparent
Wind Speed:knots True Apparent
Boat Speedknots

Computations

VMG to wind 3.54
T Wind Direction 53.8°
T Wind Speed 7.4
Apparent Wind Speed 12
Boat Speed 6
Apparent Wind Direction 30
TWS = AWS - BS * 0.76
Boat speed as % of true wind speed 80.7
VMG as % of true wind speed 47.7

masthead fly

Click on graph to print out larger paper that you can plot other points on.



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