Apparent Wind True Wind Test

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Have fun with this quick who gives way test for sailors, but be prepared for the abuse if you don’t confidently get 100%. If you get anything less than 100% then you surely should take our FREE Basic SailTrim course online.

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Navigation Rules Test

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Have fun with this quick who gives way test for sailors, but be prepared for the abuse if you don’t confidently get 100%. If you get anything less than 100% then you surely should take our FREE Navigation Rules course online.

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How does Wind Gradient affect Apparent Angle

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With wind gradient, the wind speed increases with height above the water because surface friction slows the air closer to the water. If the direction of the true wind stays the same, but the speed increases aloft, then due to the movement of the boat the apparent wind angle aloft shifts slightly aft.

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AIS Safety vs Internet AIS: The Critical Difference Sailors Miss

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AIS is one of today’s best safety tools—and one of the most misunderstood. AIS targets on your chartplotter aren’t the same as the ones in phone apps, and that difference matters. In this article, I break down how AIS really works, why some targets vanish, how vessels end up online, and the key distinction between AIS as an onboard safety system vs. an internet tracking tool.

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What is an American National Standards EDU-4 Instructor

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EDU-4 is the American National Standard that describes what high-quality on-water instruction must look like: clear objectives, structured lessons, appropriate safety and student ratios, objective assessment, and continuous improvement. NauticEd requires its instructors to follow these principles in every training session.

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