SFYC Resin Regatta at San Francisco Yacht ClubApril 17 - 18
Result
PosBoatTotalRace 1Race 2Race 3Race 4Race 5
1Eagle91(1)1(2)1(3)2(5)DNS (9)
2Hot Sheet163(3)DNF(7)DNS(11)1(12)DNS (16)
3Public Enemy162(2)2(4)DNS(8)DNS(12)DNS(16)
export csv

Regatta Message Board

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Author: Bob Harvey ([email protected]) contact the author
Subject: Weight Limit
Info: (22617 views) Posted: Sunday 8-30-09 09:11:40 AM
:: I beleive that the helmsman does not contribute to the
:: righting moment of the boat in any significant way. We
:: sit facing inboard and may not hike past the sheerline
:: of the boat.
::
:: If you calculate the torque generated by an object at
:: the center of mass of the helsman facing inboard at the
:: narrowest part of the boat and compare it to the torque
:: generated by an object located at the center of mass of
:: a crew member facing ourward at the widest part of the
:: boat, the helmsman is half as efficient at righting the
:: boat (counteracting the heal) than the crew. Therefore
:: he/she should only count as half in computing the total
:: weight limit for the boat.
::
:: crew+crew+crew+crew+skipper/2

Seems reasonable, but the logic would lead to not allowing ANY helm changes during a race. Not unreasonable for buoys, but potentially problematic for longer stuff.

The second you can take that skipper off the helm at all, you have a potential significant advantage, with no way for monitoring.

Just thinking out loud ....

Bob Harvey

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