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Deck: General Navigation

Question 410 of 2,138

What is the approximate geographic visibility of an object with a height above the water of 70 feet, for an observer with a height of eye of 65 feet?

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Mariner discussion

Comments from mariners who studied this question.

DU DUUVIT · Sep 24, 2017

Can anyone give me the formula for this?

ma major · Sep 25, 2017

Hope this helps: http://www.marinermath.com/Visibility.php

DU DUUVIT · Sep 26, 2017

Awesome! Thanks!