Bill, The 39 that my family had came with a modified deep keel (7' 1") and a shortened boom (12' if I remember correctly). She went up-wind like a witch! But the round-ups were often spectacular.... James Taylor Oriental, NC 1976 38
On Thu, Nov 3, 2022 at 4:47 PM Bill Coleman via CnC-List < cnc-list@cnc-list.com> wrote: > My 1973 39 came with a 13 foot boom, but the original drawings were for a > 15' boom, which actually looked more balanced. When I replaced the boom, I > made it 14', with a large roach. Cost me 6 Seconds, and was probably worth > 12! > > Bill Coleman > Entrada, Erie PA > > On Thu, Nov 3, 2022 at 4:32 PM CHARLES SCHEAFFER via CnC-List < > cnc-list@cnc-list.com> wrote: > >> I thought the shorter boom was due to designers placing the mast further >> back to get a large J measurement so 150% genoas were bigger. More sail >> area overall. >> >> Chuck S >> >> On 11/03/2022 2:16 PM Hoyt, Mike via CnC-List <cnc-list@cnc-list.com> >> wrote: >> >> >> I believe that large mainsails were penalized under IOR at that time so >> huge foretriangles became popular and also very large overlapping genoas. >> >> >> >> If I am not mistaken IMS and other rules that followed IOR were more >> based on performance than design and allowed larger main sails to come back >> and resulted in smaller more easily managed headsails >> >> >> >> My conspiracy theory is that the deck sweeping 170% genoas were heavily >> influenced by insurance companies and boat yards that wanted more >> collisions and more work! 😊 >> >> >> >> Mike >> >> Persistence >> >> HAlifax >> >> >> >> *From:* Ronald B. Frerker via CnC-List <cnc-list@cnc-list.com> >> *Sent:* November 3, 2022 3:04 PM >> *To:* Stus-List <cnc-list@cnc-list.com> >> *Cc:* Ronald B. Frerker <rbfrer...@yahoo.com> >> *Subject:* Stus-List Re: C&C 35 MK I 170% >> >> >> That 170 seemed to be popular sport back in the day. We had one for our >> 30-1 when I bought it and I noted that two other 30s at the lake had them >> also. >> >> PHRF killed that sail; the additional penalty was deemed too much. Crew >> didn't mind tossing them away. By the time we finally got it trimmed in, >> it was time to tack again. >> >> Ron >> >> Wild Cheri >> >> C&C 30-1 >> >> STL >> >> >> >> >> >> On Thursday, November 3, 2022, 11:22:32 AM CDT, Hoyt, Mike via CnC-List < >> cnc-list@cnc-list.com> wrote: >> >> >> >> >> >> Jeff >> >> >> >> That would likely sheet to the dinghy towed behind your 34 >> >> >> >> There was a story behind the use of 170 genoas back in the day but I >> forget what it was >> >> >> >> Mike Hoyt >> >> Persistence >> >> >> >>