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SUBSIM: The Web's #1 resource for all submarine & naval simulations since 1997 |
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#3 |
Captain
![]() Join Date: Mar 2007
Posts: 508
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I know Micky1up just said this, but perhaps even simpler...
Mark the target's position and start the stop watch. Wait 3 minutes then mark it again. Measure the distance between the marks. Whatever the value (in yards), just drop the last two digits and that's the target speed in knots. JD |
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