Finding a wet line

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Steve Rance

Original Poster:

5,446 posts

231 months

Tuesday 21st June 2016
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On the advice of another PH'er, I have re-posted this from elsewhere on the forum. I hope that some of you Chaps and Chapettes find it of some help..


'For the chaps who like to track thier cars, you may find this interesting.

Very wet day yesterday at Silverstone. This is some in car from the first ride of the day. We fitted some wets and softened the bars as the circuit conditions were difficult. I thought id post this as it gives an insite into developing lines to find grip in difficult conditions. The first lap was about lap 3 or 4 of the day. Each lap was slightly adjusted as I sinffed out where the grip was. You can see more adjustments on the second lap.

In wet and difficult conditions the line that gives the most grip is often off of the dry line where rubber laid down becomes slippery. On some corners, I found that the classic wet line was not the fastest.

Never be cautious to use experimental lines in the wet. Also, keep experimenting as the ideal will often change as the conditions improve or worsten'

https://youtu.be/GhzBYY-Ctbw




PGNSagaris

2,930 posts

166 months

Tuesday 21st June 2016
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I watched you going round. Very impressive

Steve Rance

Original Poster:

5,446 posts

231 months

Tuesday 21st June 2016
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Thank you. What were you driving?

3wheels3

206 posts

219 months

Tuesday 21st June 2016
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Hi, interesting vid smile It was horrendous rain in the morning and was relieved as a billy driver you didn't catch/show me on vid smile)

Atom Ant

233 posts

166 months

Wednesday 22nd June 2016
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Thanks for sharing Steve, interesting. I'm told that my lines never include the apex anyway even in the dry so could be similar to yours there lol. It was very very wet in the morning though, you have big balls and some quick driving there. There is a patch of new tarmac at Stowe I see you avoided completely and as you say Maggotts, Becketts and Chapel were similar to a dry line. Its all very technical but every bit of advice helps, thanks. Ray.

88racing

1,748 posts

156 months

Wednesday 22nd June 2016
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Its Club that scares me - even in the dry! Had a massive spin there in the middle of the night in this year's 24 - how I missed the wall I have no idea. Its always mentioned in the briefings and from the damage I've seen inflicted there, its easy to see why.

Generally I'd stay off any stripes and as starting point be a car's width off the apexes.

james_gt3rs

4,816 posts

191 months

Wednesday 22nd June 2016
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Thanks, will watch this later. It's something I really struggle with, only done about 5 wet track days and always feel they are sketchy.

Steve Rance

Original Poster:

5,446 posts

231 months

Wednesday 22nd June 2016
quotequote all
88racing said:
Its Club that scares me - even in the dry! Had a massive spin there in the middle of the night in this year's 24 - how I missed the wall I have no idea. Its always mentioned in the briefings and from the damage I've seen inflicted there, its easy to see why.

Generally I'd stay off any stripes and as starting point be a car's width off the apexes.
In a 996 or 997 Cup it's easy flat in the dry with a big stop on the apex and a trail towards the second apex. In the wet, without a passenger, its a feather - with a passenger its a reasonable feather. The key is the make sure that the car is fully settled at the apex/braking point. If it's loaded - normally on the left hand side - you will probably spin instantly. Is that what happened to you?

Efbe

9,251 posts

166 months

Wednesday 22nd June 2016
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nice driving smile

88racing

1,748 posts

156 months

Thursday 23rd June 2016
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Steve Rance said:
Is that what happened to you?
I spun on the exit - probably just a tad too much power too soon.

james_gt3rs

4,816 posts

191 months

Friday 24th June 2016
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Not sure I have the bravery to try that line through Copse and Stowe!

Steve Rance

Original Poster:

5,446 posts

231 months

Sunday 26th June 2016
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Actually, they are just the normal wet lines. Plenty of grip there in wet conditions

NJH

3,021 posts

209 months

Sunday 26th June 2016
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Stowe is more scary IMHO in damp semi wet greasy conditions. For some reason it always seems to take longer to dry out than anywhere else round the circuit and you get patches before and after the apex with seemingly no grip.

Steve Rance

Original Poster:

5,446 posts

231 months

Sunday 26th June 2016
quotequote all
It can be intimidating because even in the wet the entry speed is very high. Even in very wet conditions the braking point is just before the corner sign