You wish to make good a course of 350°T while turning for an engine speed of 10 knots. The set is 070°T, and the drift is 1.5 knots. What course should you steer?
Official USCG Answer & Rule Citation
Correct Answer: Option C — 341°T
Solve the vector triangle for the required heading to maintain a 350°T track. Given a current set of 070°T and drift of 1.5 knots at 10 knots engine speed, the vessel must steer 341°T to compensate for the current's push and remain on the intended track line.
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