[C320-list] Club Racing the C320

Orlando.Duran at AveryDennison.com Orlando.Duran at AveryDennison.com
Tue Aug 21 20:30:55 PDT 2007


Guys, your getting into a PHRF discussion...if you've ever raced PHRF you would understand that 'cruising class' is not a priority for them and if you start applying logic to the discussion you'll get a headached because phrf rating are usually arbitrary and stupid...

Accept the fact that a folder makes your boat go faster and move on...6spm, 9spm, doesn't make a difference....
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Regards,
OD

Sent from my BlackBerry Wireless Handheld


----- Original Message -----
From: chris denny [cddcrd at pcsia.net]
Sent: 08/21/2007 09:11 PM
To: C320-List <c320-list at catalina320.com>
Subject: Re: [C320-list] Club Racing the C320

If it is generally accepted that a folder is that much of a benefit, why 
is the allowance for a fixed prop not greater? I thought the idea was to 
make things "equal".  Is 6 seconds the "standard addition" for a fixed 
prop?
cd #328
Peter Clancy wrote:

>Casual racers may underestimate the value of relatively small speed improvements.
>
> For example, assume a course is 15 nautical miles long. If you have a modest 1/2 knot per mile speed advantage (with a folding prop) over an identical boat with a fixed prop and you average 6.5 knots, by the time you reach the finish  you'll be at least 10 minutes ahead of the slower boat. If that boat has a 6 second per mile rating advantage due to a fixed prop, he only gains 90 seconds or 1.5 minutes when corrected. Generally speaking, the lighter the air, the greater the benefit of a folding prop. We raced 'AROBAN' successfully for several years with a Gori two-blade folder and took first in class in last October's Columbus Day Regatta which is South Florida's largest annual sailboat race. 
>
>The C320 is a capable racer especially when tweaked and sailed for optimum speed. 
>
>
>Peter Clancy
>'AROBAN' #222 (former owner)
>Miami, FL
>
>
>
>
>
>
>
>  ----- Origi nal Message ----- 
>  From: Joe Barrett<mailto:joe at dolphinmortgage.com> 
>  To: 'C320-List'<mailto:c320-list at catalina320.com> 
>  Sent: Tuesday, August 21, 2007 9:19 AM
>  Subject: Re: [C320-list] Club Racing the C320
>
>
>  If going from a fixed to a feathering/folding prop gains you 1/2-3/4 knot of
>  speed do the math. The 6 seconds you loose makes getting a
>  feathering/folding prop a no brainer.
>  Joe Barrett
>
>  -----Original Message-----
>  From: c320-list-bounces at catalina320.com<mailto:c320-list-bounces at catalina320.com>
>  [mailto:c320-list-bounces at catalina320.com] On Behalf Of chris denny
>  Sent: Tuesday, August 21, 2007 10:05 AM
>  To: C320-List
>  Subject: Re: [C320-list] Club Racing the C320
>
>   
>   If a folder is that much help, why does having a fixed prop get you just 6
>  seconds on your adjusted PHRF?
>  CD #328
>
>  
>
 



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