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Courses - fast fleets at Grafham open

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Scooby_simon View Drop Down
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    Posted: 06 Aug 07 at 11:35pm

The powers at be are planning the courses for the Cat open are Grafham.  I believe that last year it got a bit busy on the fast course and so we are looking for ideas and to see if classes would consider deviating from strict W/L courses.

For those that don’t know we have the following numbers on the fast fleet:

Fast handicap fleet (small last year, may be bigger this)
Hurricane 5.9 (15)
Fast single hander (29)
F18 (21)
Spitfire (18)

Lake shape allows for w/l course of approx 1 mile in all wind directions.


Last year, there was a fair bit of congestion at the leeward mark, we are trying to improve this for this year; we are not sure a gate will really help.

Last year it was W/L course  (A to B and thru the line ?---CTB, line ranked as an obstruction down wind)


A


?-------CTB

B


Options for next year are adding extra windward (or leeward marks) or adopting the course used at Eurocat

 

AA         &nbs p;         &nbs p;         &nbs p;   A

 

 

                                


BB                                    ?B
                                           \
                                             \
                                               \
                                              CTB


Distance between A->AA and BB->B can be about 300m
Course might be for 2 fleets
Fleet 1:
Start, A, AA, BB, AA, BB, AA,etc..., BB, B, ?--Finish


Fleet 2:

Start, A, B, A, B, A, etc, B, ?--Finish

 


But this would need 2 fleets do move away from strictly W/L courses

The problem with the above is that it is difficult to shorten as you need an extra boat at BB to flag it (might be difficult if it’s howling as there are also another 110+ boats on the “slow” cat course, so we won't have "spare" safety boats).  And on Sunday there will also be around 100 boats club racing.

Has anyone else got suggestions ?

 

 

Cheers


Simon

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Worthy View Drop Down
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Post Options Post Options   Quote Worthy Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 8:45am
I will have a think, but the F18's will push for a strict windward leeward course with a spacer and leeward gate.  Otherwise the open will not qualify to be included in their TT series.
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Post Options Post Options   Quote Scooby_simon Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 10:46am

Originally posted by Worthy

I will have a think, but the F18's will push for a strict windward leeward course with a spacer and leeward gate.  Otherwise the open will not qualify to be included in their TT series.

 

Is this a change in requirements as last year there was no leeward gate ?



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Post Options Post Options   Quote AdrianM Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 11:25am

Simon

From memory last year the two areas that I thought maybe needed addressing were : -
a) Overlapping of courses on Sunday when the club racing was taking place - thus we had fast boats screaming downwind getting tangled up with slow boats heading up their beat. 
b) Leeward mark was a bit busy which might have been alleviated had there been a gate rather than a single mark.
Of the two points above I would have said the former was more key to fix as a highspeed upwind/downwind collision is going to hurt more than just the boat.

Adrian.

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Post Options Post Options   Quote Worthy Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 11:59am
Originally posted by Scooby_simon

Originally posted by Worthy

I will have a think, but the F18's will push for a strict windward leeward course with a spacer and leeward gate.  Otherwise the open will not qualify to be included in their TT series.

 

Is this a change in requirements as last year there was no leeward gate ?



Sorry, no change, was just in a rush.

The requirement is for a windward - leeward course.

We prefer a leeward gate and spreader mark but if that is not possible then such is life.
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Post Options Post Options   Quote anewscents Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 1:37pm

You could always cancel club racing for the weekend (like some other clubs) and let the committee know that a Vortex is a mono-hull.  Might create some room...and debate!!!

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Post Options Post Options   Quote Scooby_simon Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 3:46pm
Originally posted by anewscents

You could always cancel club racing for the weekend (like some other clubs) and let the committee know that a Vortex is a mono-hull.  Might create some room...and debate!!!

 

We will not cancel club racing.

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Post Options Post Options   Quote gary145 Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 6:27pm

i seem to recall 2 years ago the wind was from a different direction and there was a lot more room.

can you just arrange that direction?

would 2 leeward marks (one upwind a bit from the other) for different speed boats help?


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Post Options Post Options   Quote Scooby_simon Quote  Post ReplyReply Direct Link To This Post Posted: 07 Aug 07 at 8:28pm
Originally posted by gary145

i seem to recall 2 years ago the wind was from a different direction and there was a lot more room.

can you just arrange that direction?

would 2 leeward marks (one upwind a bit from the other) for different speed boats help?

 

But the thing is in this case there is still a problem, as how do you split the fleets?

F18 Hcap is 1.005; Spitfiure 1.035, Hurricane 1.007 / 1.009 and Handicap 1.07 to 0.98ish

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Post Options Post Options   Quote gary145 Quote  Post ReplyReply Direct Link To This Post Posted: 10 Aug 07 at 6:24pm
Originally posted by Scooby_simon

Originally posted by gary145

i seem to recall 2 years ago the wind was from a different direction and there was a lot more room.

can you just arrange that direction?

would 2 leeward marks (one upwind a bit from the other) for different speed boats help?

 

But the thing is in this case there is still a problem, as how do you split the fleets?

F18 Hcap is 1.005; Spitfiure 1.035, Hurricane 1.007 / 1.009 and Handicap 1.07 to 0.98ish

 

ok i should have said different classes

maybe spitfires and hurricanes sail slightly shorter course, either to windward or leeward?


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