Deck : General Navigation - 410/2138
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| 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? |
| A) 16.8 nm |
| B) 19.0 nm |
| C) 20.6 nm |
| D) 22.4 nm |
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| Comments |
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| DUUVIT - 2017-09-26 00:23:42 Member (2) |
| Awesome! Thanks! |
| major - 2017-09-25 05:38:23 Admin (6) |
| Hope this helps: http://www.marinermath.com/Visibility.php |
| DUUVIT - 2017-09-24 20:08:48 Member (2) |
| Can anyone give me the formula for this? |