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NAVIGATIONAL PLANNING AND DISPLAY METHOD FOR THE SAILOR'S DILEMMA WHEN HEADING UPWIND

  • US 20090287409A1
  • Filed: 04/12/2007
  • Published: 11/19/2009
  • Est. Priority Date: 04/12/2006
  • Status: Active Grant
First Claim
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1. A method for comparing tacking distances and speeds in sailboats, said method including:

  • a) an estimate of additional distances entailed by tacking;

    b) an estimate of boat speed on tacking legs;

    c) an estimate of Tacking Time to Destination (TTD) based on the distance divided by speed;

    d) an assessment of the optimal route to minimize the Tacking Time to Destination based on the tradeoff between distance and speed with the smallest quotient for travel time.

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