Rossiter Pintail Mortagne sur Gironde, near Bordeaux |
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Laser 140101 Tynemouth |
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Laser 28 - Excellent example of this great design Hamble le rice |
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List classes of boat for sale |
Airborne 12ft skiff |
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I luv Wight ![]() Really should get out more ![]() ![]() Joined: 28 Jan 05 Location: United Kingdom Online Status: Offline Posts: 628 |
![]() ![]() ![]() ![]() Posted: 09 Feb 05 at 6:27pm |
To make an 'old' cherub competetive, it is likely that it will need a new main. jib and kite ( fairly obviously, and these do wear out ) but also a longer mast, longer boom, longer pole. Also the self tacker track may need moving to get some extra area in the jib, and maybe moving the mast. and the daggerboard might need moving oh - and the hull shape might need changing! |
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Twin Poles ![]() Newbie ![]() ![]() Joined: 06 Nov 04 Location: United Kingdom Online Status: Offline Posts: 33 |
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Cheers JimC very informtive. I read you cherub guys are testing bigger kites but wasn't aware you were looking at a bigger upwind sail area as well. What sort of weight is that Loco Perro, are you having to put correctors in yet or do you just beef up the hull? Edited by Twin Poles |
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Jack Sparrow ![]() Really should get out more ![]() ![]() Joined: 08 Feb 05 Location: United Kingdom Online Status: Offline Posts: 2965 |
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go here http://clearthinking.users.btopenworld.com/cherubpics.html to
see the lattest UK Cherub, it is still in development. Just waitting for that bigger rig. |
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Brian ![]() Really should get out more ![]() Joined: 27 Sep 04 Location: Ireland Online Status: Offline Posts: 503 |
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na, sweet as mate! |
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Chris 249 ![]() Really should get out more ![]() ![]() Joined: 10 May 04 Online Status: Offline Posts: 2041 |
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Bugger, I hope you don't change the rigs in that case
![]() I quite like the interesting shapes on the UK Cherubs and there are enough 12 shapes around as it is ![]() Ooops...can I say "bugger" on a UK forum? Insert "crickey" or "dash it" if you please. |
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I luv Wight ![]() Really should get out more ![]() ![]() Joined: 28 Jan 05 Location: United Kingdom Online Status: Offline Posts: 628 |
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Soon the cherubs will probably have 15.5m² upwind and + 21m² down wind..... so getting more 12 skifflike, and therefore requiring a completely different design development route.
I have been looking at the Woof 12 design.... very nice and fair, and with a flattish part of hull horizontal - regardless of the heel angle! so maybe the next generation of uk cherubs may look more like this. The current low sail area favours flat shapes that plane early, but need to be sailed flat or heeled to windward. The best training for cherub sailing is moth sailing where you learn the windward heel thing. |
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Chris 249 ![]() Really should get out more ![]() ![]() Joined: 10 May 04 Online Status: Offline Posts: 2041 |
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Yep, that's what the 12 guys say.
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JimC ![]() Really should get out more ![]() ![]() Joined: 17 May 04 Location: United Kingdom Online Status: Offline Posts: 6662 |
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My theory is that the Cherub hulls are bolt upright hulls - you shed about a knot for every 2 degrees of heel, but really quick when upright. This is probably exactly right for a moderately canvassed single string boat which is what all the current UK designs were when on the drawing board. Twelves on the other hand have a lot more power, and are rather more challenging tkeep bolt upright every second so slightly more drag in exchange for more tolerance to heel is a good call - especially when the static waterline beam is a bit narrower as well. |
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Twin Poles ![]() Newbie ![]() ![]() Joined: 06 Nov 04 Location: United Kingdom Online Status: Offline Posts: 33 |
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From what i've seen of 12 footers they tend to have alot rounder hull shapes compared to the Cherub's harder chines. Can anyone tell me why this is? Does it make them easier to control at high speeds? |
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Brian ![]() Really should get out more ![]() Joined: 27 Sep 04 Location: Ireland Online Status: Offline Posts: 503 |
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*cough* two toothpaste tubes *cough* |
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