Trapezoid course Calculator

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Port Trapezoid Course Calc. Wing mark (M2) - 60 degrees internal angle from M1
Enter a value into the Wind Direction box only
Press the CALCULATE button
Press the RESET button to clear the display and perform a new calculation
Wind Direction
Bearing from M1 to M2
Reciprocal from M2 to M1
Bearing from M2 to Gate


Code by Stephen Bolton, Mornington Yacht Club. (C) 2014 Stephen Bolton & Associates.