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Old 04-17-07, 03:41 AM   #6
ijozic
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Join Date: Aug 2006
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Quote:
Originally Posted by rune711
Well... I've tried it with my own boat.. Cruising at standard speed of 15 knots I mark the map and wait for 3 minutes to elapse. Mark again and measure. Distance is 1.5. Because it doesn't tell me the units I'm assuming it's Nautical Miles. 1.5 x 20 = 30 knots, not 15. What gives?
15 nm/hr * 3 / 60 hr = 0.75 nm

I guess 1.5 stands for 1500 yards.
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