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Re: On the water.

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  • Jim Kessler
    Garth, Nice table. Rend Lake next year will have another boat. Maybe I ll be able to cox Jim into taking a flight with me...lol. Jim ... 40
    Message 1 of 5 , Sep 18, 2007
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      Garth,
      Nice table. Rend Lake next year will have another boat. Maybe I'll be
      able to cox Jim into taking a flight with me...lol.

      Jim

      >
      > Great story of sailing the Light Schooner.
      >
      > Your comment about gusts being like turning on a 10 horse motor are
      > pretty spot-on. Recently over on the Michalak list we've been
      > discussing HP needed to row or motor against a headwind, and I found
      > this table of HP per sq. feet of area for various wind speeds:
      >
      > Wind MPH HP per sq. foot
      > 10 0.013
      > 15 0 044
      > 20 0.105
      > 25 0.205
      > 30 0.354
      > 40 0.84
      > 50 1.64
      > 60 2.83
      > 80 6.72
      > 100 13.12
      >
      > If you have the LS wung out, main and mizzen all showing, that's 177
      > sq. feet, not counting exposed hull area. So a 15 MPH wind gives you
      > 7.79 HP. And a 20 MPH wind gets you 18.6 HP. Wowza! Take her out in
      40
      > MPH winds and experience the thrill of 148 HP. . . .
      >
      > Garth
      >
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