Wind Triangle
A simple calculator in Excel, Enter: Boatspeed, True Wind Speed, True Wind Angle Results are: Apparent Wind Angle (the angle of the wind pennant) Apparent Wind Speed (what you feel on your face) Velocity Made Good into the wind direction Wind Triangle - Excel Trivial Notes: - Uses named ranges (Ctrl-F3) for ease of reading and error-checking - AWA uses MOD function to keep angle between 0 and 180