[Public-List] Adjustable spinnaker/whisker pole

Michael Connolly crufone at comcast.net
Sun Jan 5 08:03:12 PST 2020


Don,
Great information. Thank you.
Michael
> On January 5, 2020 at 10:50 AM Don Campbell <dk.campbell at xplornet.ca> wrote:
> 
> 
> Michael:
>     The original Class Rules were that the Spin pole was equal to the J 
> which was 10.5 feet. When the PHRF rules had a rule on whisker poles, it was 
> that the pole could be 0.8 x the LP of the sail (not the original J). PHRF 
> has since withdrawn all rules that pertain to whisker pole length and 
> harnesses. Using that formula, the pole for a 150 genoa would be 10.5 x 
> (150/100) x 0.8 which is 12.6 feet. If you ever want to use a 165 genoa 
> (which is reasonable for a race fleet sail), then that length goes up to 
> 13.86 feet. I found that the way to make sure the pole did not go beyond the 
> desired measurement was to make the harness for the spin pole such that the 
> pole could not be extended beyond the limiting length. The next problem was 
> the definition of a whisker pole, and that usually means the pole can only 
> be attached at the mast and clew, (so the harness just hangs). It still 
> worked well for the spin pole, because once contracted, it gives adequate 
> wire for support to the upper mast . PHRF sailors can now hang the pole from 
> the harness for any use.
> Don
> -----Original Message----- 
> From: Michael Connolly via Public-List
> Sent: Saturday, January 04, 2020 11:08 PM
> To: Alberg 30 Public List -- open to all
> Cc: Michael Connolly
> Subject: [Public-List] Adjustable spinnaker/whisker pole
> 
> Hello all,
> Class rules are that the Spinnaker pole is to be no longer than 10"9".
> In practice, what length poles are being used for extended whisker poles? 
> Is 13 feet long enough to pole out a 150 Genoa for wing on wing downwind? 
> Thanks for you input.
> Michael
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