[Rhodes22-list] Sailing Upwind

[Rick]

Lee,

You don't "make" apparent wind.  It is no different than when you stick your
head out of a moving car.  If a car, or boat, heads into a wind, it feels
stronger than when the wind is behind you.

Rick

On Tue, Aug 24, 2010 at 11:51 AM, KUHN, LELAND <LKUHN at cnmc.org> wrote:

> Ben,
>
> Glad to hear it worked.  I'm typically trying to make headway in heavier
> winds but over the weekend I was trying to do so in about a five knot
> wind.  I had the Genoa sheets run between the shrouds and the board down
> but only seemed to be doing about 70 degrees into the wind.  I shifted
> my weight to the leeward side of the boat to get more heel so the boat
> would get into the groove and go faster.  I not only picked up speed but
> significantly increased my windward performance.  It's probably common
> sense for most sailors but it was another "Aha!" moment for me.
>
> I'm still struggling with wind VMG (velocity made good).  I understand
> the theory but don't know how you'd easily determine it without a GPS
> with VMG functionality.  Too much into the wind and you're going too
> slow and too much off the wind and you're going too far out of the way.
> You'd think that reaching into the wind just before you start slowing
> down would be best but that's not what the polar diagrams indicate.  Our
> light displacement boats pick up so much speed when we come off the wind
> that it seems like we must have a better VMG by having more speed.
>
> I'm not sure but I think the apparent wind is the problem.  The faster
> you go into the wind the more apparent wind you create which allows you
> to go even faster, but the apparent wind also pushes you away from the
> true wind.
>
> >From the J/Boat website:  A J/120 sailing at 7.2 knots, 38 degrees off
> the true wind (25 degrees apparent wind angle), makes good a velocity
> (VMG) of 5.7 knots straight into the wind. This is 15% faster than a
> boat doing 7 knots at a 45 degree true wind angle.
>
> So I think with our boats we still make better VMG by slowing down into
> the wind than by speeding up off the wind.  I just can't figure out how
> much speed to sacrifice.
>
> Maybe I just need to have fun, use the motor when I need it, and
> fugetaboudit.
>
> Lee
> 1986 Rhodes22  AT EASE
> Kent Island, MD
>
>
>
> -----Original Message-----
> From: rhodes22-list-bounces at rhodes22.org
> [mailto:rhodes22-list-bounces at rhodes22.org] On Behalf Of BenCittadino
> Sent: Tuesday, August 24, 2010 11:45 AM
> To: rhodes22-list at rhodes22.org
> Subject: Re: [Rhodes22-list] Sailing Upwind
>
>
> Stephen;
>
> I just ran the sheets inside the outermost shrouds and brought them
> through
> the pulleys and winches on the gunwhales. I think I need some shroud
> "guards" or "rollers" before I bring the Genny back past the mast by
> that
> route, but I was definitely surprised how much difference that seemingly
> small adjustment made in upwind sailing.
>
> BenC
>
> Stephen Staum wrote:
> >
> > Ben,
> >
> > Did you go just inside the shrouds or to the inner track as well?
> >
> > Stephen Staum
> > 87 R22, Carol Lee
> >
> > Sent from my iPhone
> >
> > On Aug 23, 2010, at 6:55 PM, "Benjamin Cittadino"
> <BCittadino at dcs-law.com
> >  > wrote:
> >
> >> I had two days in a row on Sandy Hook Bay in NJ this weekend, and I
> >> want
> >> to report that I had a pleasing experience by "finally" re-routing
> the
> >> Jib (175 Genny) sheets inside the outer shrouds to try for better
> >> upwind
> >> sailing. I have to say that I didn't expect much difference, but I
> was
> >> delighted to get inside 45 degrees at last. I obviously didn't let
> the
> >> Genny out to the full 175, but at 100 we flew along and I felt like I
> >> could make real headway upwind. I had delayed trying the new route
> for
> >> the sheets because I thought the sail would get all hung up in the
> >> shrouds, but it's become no big deal. Try it, you'll like it.
> >>
> >>
> >>
> >> BenCittadino
> >>
> >> S/V Susan Kay ('93 recycled '08)
> >>
> >>
> >>
> >> PS-Could not connect to Nabble today??!!
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
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