jeudi 17 juillet 2008

Malcesine Slam Cup - Overall & prospective:

Area of improvement and what we’ve done as adjustment:

1/ Speed of the boat.

Main sail:
Refer to Yann’s report but here is my impressions.
Draft too far forward.
Exit too flat almost inverting if no leach line tight.
Generally too flat for a light and medium air. Shape should be excellent for 20 nds.
We could not tight the check stay at all.
I think we should set up the sail with firm check stay tension. That will help the head stay tension and avoid the mast pumping phenomena. It was flat water but any time with a little bit of shop it will be important.
Mast wedge use (see Yann’s report).

The sail is fairly fast when the wind come around 15 /16nds flat water.
Miss a lot of pointing below 12nds and disastrous below 8.

G1:
Too flat and too old. Should discuss with TOM for ideas.
G2:
Looks good to me.
G3:
?

A1: Too old & volumes too far back
A2: Very old shape wise and a lot of holes every races must be repaired ???

2/ Manoeuvring

Gibing:
Very good improvement on the rate of turn.

Tacking:
We slow down the rate of turn and that was much better. Sometime the exit of the tack is too high, need to press a bit lower.
Good trick: get an angle from the tactician or watch the angle of the other boats sailing upwind before the tack and ad a little bit to that.

Rounding marks:
Same idea: can look the other boats to have an idea where is the angle upwind before turning the mark.

3/ Driving technique:

Course upwind:
It will be much easier with more load on the main (with fuller main).
Keep the feeling in your mind of the race 3. Speed upwind was just perfect.

Trimtab:
That’s what we used.
2 to 10nds: around 6 to 9
12 to 16nds around 4 to 5

Course down wind.
We improve a lot in this area. Sailing higher angle up to 12nds with a little bit of steady heel.

4/ Others:
Electronic:
Should get someone able to adjust the system which is totally creasy.
TWA 90 upwind sometime and TWD tacking 60°…
That will help the driving of the boat by a lot and the tactician off course. Get a BMG guy as soon as possible

Cleaning of the boat.
That’s something we should organise every morning.

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