[Rhodes22-list] Small World: was175 Genoa

[elle]

Lee,

Small world time...I happened to have gone thru 4 yrs
of high school (in the same classes) with the
Children's' Hosp. CEO.

He was a trip..


elle


--- Leland <LKUHN at cnmc.org> wrote:

> 
> Rex,
> 
> The 4.6 knots was true wind.  I think the apparent
> wind was a little above 6
> knots.
> 
> I posted this last week:  "The fastest I made it the
> rest of the day was 1.3
> knots on a close reach with an apparent wind of 3
> knots with the 175 genoa
> all the way out.  At 50 degrees, that would
> calculate to a 2.38 true wind. 
> The white sail of the genoa was inflated but the UV
> protector was flopped
> over.  I furled the genoa in until the UV protector
> flew straight back with
> the rest of the sail, which brought the headsail
> down to about 90%.  My
> speed:  still 1.3 knots.  My assumption:  If you
> haven't enough wind to blow
> that UV strip straight back, you've got way too much
> genoa out."
> 
> If you have almost nonexistent wind and you're on a
> run, it seems like you'd
> want as much sail out as possible to catch any
> little bit of wind.  If
> you're on a close reach, extra sail may slow you
> down because it would be
> fighting the aerodynamics.  Your boom keeps the
> mainsail somewhat taught and
> it shouldn't hinder the aerodynamics nearly as much,
> so it might make sense
> to sail on main alone on a close reach with little
> wind.
> 
> Of course, I could be totally wrong.  Since I seem
> to be trying to sail in
> no wind all the time, I'll put your theory to the
> test next time I'm out.
> 
> Lee
> 
> 
> 
> 
> 
> CRex wrote:
> > 
> > Leland:
> >        Your numbers bear out my opinions on the
> 175's effectiveness---as
> > does your comment about asthetics although I would
> have thought the 4.6
> > number would have been nearer 7 or 8.   One
> measurement I had hoped to do
> > before the season ended (yes....Bow vs. Wave was
> officially winterized
> > last week), was whether the 175's deployment in
> light winds while running
> > is really counterproductive.  During 3 races where
> there were
> > light-to-nonexistent winds this past year, I
> actually finished better with
> > the 175 furled and using only the main.  However,
> this is an opinion based
> > upon how I placed against other sailboats and not
> based upon a measured
> > speed.  Any comments?
> >          I apologize for not checking the achives
> (Ed, I'm busy composing
> > this email) but what's the ideal whisker pole
> arrangement for the 175?  
> > I've ruined two 12' boat hooks trying to use them
> as whisker
> > poles---because they are cheap!  Has someone found
> a reasonably priced
> > whisker pole on the market that will work for the
> Rhodes22?   If so, where
> > is the ideal attachment point?  
> >   Rex 
> > 
> > Leland <LKUHN at cnmc.org> wrote:
> >   
> > Art & others,
> > 
> > I still wouldn't give up my 175, but after testing
> its speed in several
> > conditions, I was surprised at how little of a
> difference it makes.
> > 
> > On close and beam reaches, it looks like you need
> over a 3 knot true wind
> > to
> > fully inflate it. If it's not fully inflated,
> you'll go just as fast with
> > about half as much headsail. If the true wind is
> over 6 knots, you start
> > increasing your speed by reducing headsail and
> decreasing heel. In the
> > middle of the 175's ideal zone (4.6 knot true
> wind) on a close reach, my
> > speed was only reduced from 3.5 knots to 3.2 knots
> by reducing the genoa
> > to
> > the outside shroud (about 115%).
> > 
> > Wing-on-wing on a run without a whisker pole and
> it's difficult to keep
> > the
> > big 175 completely inflated.
> > 
> > I haven't checked the speed difference on a broad
> reach. I assume you
> > might
> > be able to pick up a little additional speed, but
> I can't imagine that
> > it's
> > more than half a knot from a 135 or 155 genoa.
> > 
> > Speed isn't everything, and the big 175 can sure
> look pretty.
> > 
> > Lee
> > 1986 Rhodes22 At Ease
> > Crab Alley (Kent Island, MD)
> > -- 
> > View this message in context:
> >
>
http://www.nabble.com/175-Genoa-tf4883440.html#a13976336
> > Sent from the Rhodes 22 mailing list archive at
> Nabble.com.
> > 
> > __________________________________________________
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> www.rhodes22.org/list
> > 
> > __________________________________________________
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> www.rhodes22.org/list
> > 
> > 
> 
> -- 
> View this message in context:
>
http://www.nabble.com/175-Genoa-tf4883440.html#a13978694
> Sent from the Rhodes 22 mailing list archive at
> Nabble.com.
> 
> __________________________________________________
> Use Rhodes22-list at rhodes22.org, Help?
> www.rhodes22.org/list
> 


We can't change the angle of the wind....but we can adjust our sails.

 1992 Rhodes 22   Recyc '06  "WaterMusic"   (Lady in Red)


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