[Rhodes22-list] Sail Plan Changes

Arthur H. Czerwonky czerwonky at earthlink.net
Sun Nov 4 09:55:06 EST 2007


Slim, 
I don't see a hole for the carrier pin to snap into except at 28 1/2". Does it just rest atop the Pop Top carrier?
Art

-----Original Message-----
>From: Steven Alm <stevenalm at gmail.com>
>Sent: Nov 3, 2007 3:00 AM
>To: The Rhodes 22 mail list <rhodes22-list at rhodes22.org>
>Subject: Re: [Rhodes22-list] Sail Plan Changes
>
>Art,
>
>I put the boom down at about 13-15 if I'm going upwind.  That's when it
>really counts.  Going down wind it doesn't really matter.  Try it sometime.
>The boat sails quite well with the lowered boom.  The idea is to lower the
>center of effort so you can keep more sail cloth out instead of reefing in.
>Your idea of a midway point is certainly doable but with the infinite
>reefing capability of the main, two positions of the boom is adequate.
>
>Slim
>
>On 11/2/07, Arthur H. Czerwonky <czerwonky at earthlink.net> wrote:
>>
>> Slim,
>> Good thoughts - my question (never have used the lower boom position) - at
>> what wind velocity would the boom best be in the lower position?  Also, if
>> creature comforts are too compromised at the lowest boom placement, why not
>> add an intermediate hole for the slide to click in, somewhere midway?
>> Art
>>
>> -----Original Message-----
>> >From: Steven Alm <stevenalm at gmail.com>
>> >Sent: Oct 31, 2007 1:57 PM
>> >To: The Rhodes 22 mail list <rhodes22-list at rhodes22.org>
>> >Subject: Re: [Rhodes22-list] Sail Plan Changes
>> >
>> >Brad,
>> >
>> >First question, why do you want to change your sail plan?  Is you boat
>> >handling poorly?  Overpowered?  Too much helm?  When boat
>> builders/engineers
>> >come up with the specs for their boats, they've no doubt put in a lot of
>> >time researching and have not made their decisions hastily.  With all due
>> >respect, what makes you think you know better?  Is the rep's boat exactly
>> >like yours?  His is just one opinion.  Try to get a second opinion before
>> >any surgery.
>> >
>> >Next, if you have enough head room under the boom, even if it's just 1/4
>> >inch, why do you want to change it?  Just don't stand on your tippy toes
>> >when tacking!  Being able to raise and lower the boom on the R22 is great
>> >feature.  Can you engineer yours so it can be adjustable?  If not then I
>> >wouldn't monkey with it unless you have some serious handling issues.
>> >
>> >Yes, lowering the boom lowers the center of effort and reduces
>> heeling.  And
>> >vice verse.  But in light winds you want the higher center of effort.  So
>> >the answer to your question is;  It depends on the wind.  I usually sail
>> >with the boom up but I wouldn't call it unstable, that is until the wind
>> >picks up to the point that I'm overpowered and then I make adjustments.
>> >
>> >Slim
>> >
>> >On 10/31/07, Brad Haslett <flybrad at gmail.com> wrote:
>> >>
>> >> Ok, boys and girls, put your thinking caps on!  Here's the deal, the
>> sails
>> >> rep I've been visiting with has a 9.2C just like mine that he raised
>> the
>> >> boom 10 inches on for better headroom (mine is about 5' 11 1/8 inches
>> >> above
>> >> the cockpit which gives me 1/4 inch to play with versus getting whacked
>> >> while standing up).  He also shortened his boom length 21 inches which
>> I
>> >> really don't want to do.  He says the boat handles better, has less
>> >> weather
>> >> helm, and the center of effort moves forward.  Other than the obvious
>> loss
>> >> of sail area (less than 5% by my calculations) what can be anticipated
>> in
>> >> changes of handling characteristics? He (the rep) says it moves the
>> center
>> >> of effort forward and the boat is more stable based on his experience.
>> >>
>> >> Now this from Stan's site: *Lowering the boom, automatically lowers the
>> >> sail
>> >> inside the mast, which in turn lowers the center of effort of the sail,
>> >> therefore increasing the stability of the boat without cutting sail
>> area.
>> >> In fact, boat speed actually increases slightly by lowering the boom.
>> >>
>> >> *Can we assume then that raising the boom will decrease stability and
>> if
>> >> so
>> >> by what margin?  What is your experience? Loss of speed is not an issue
>> >> with
>> >> me. Everytime I think about these things I get a headache.  I'm sure
>> Stan
>> >> could answer this in about 2 seconds but I'm afraid he'd want a
>> donation
>> >> for
>> >> his experience.  That greed thing again.  I'm hoping someone can think
>> >> this
>> >> through and give an informed opinion at a reasonable cost.  Like free!
>> >>
>> >> Brad
>> >> *
>> >>
>> >> *
>> >> __________________________________________________
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>> >>
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