Chart Navigation & Plotting · Leeway
Leeway is the difference between the vessel's:
- AHeading and its track through the water, caused by wind pushing the hull sideways✓ Correct
- BTrue and magnetic course
- CSpeed through the water and speed over ground
- DCharted depth and actual depth
Explanation
Leeway is the leeward (downwind) sideways movement of a vessel through the water due to wind, measured as the angle between the heading and the actual track through the water. It is applied in addition to current set when estimating position.
Authority: Bowditch, American Practical Navigator (Pub. 9), leeway
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