2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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organic wrote:
28 Oct 2023, 14:41
I think F1.com use the yaw data to compensate for fuel load which isn't data available to us.
looks like, yeah. But as we now have the number for track evolution, and also the running times: an adjusted FP2 order would look like this, assuming everyone had done his lap at the same time:

VER
NOR +0,126
PIA +0,178
HAM +0,384
OCO +0,421
ALO +0,464*
RIC +0,476
PER +0,505
BOT +0,573
ALB +0,594
LEC +0,615
RUS +0,667
SAI +0,787
HUL +0,938
SAR +1,055
GAS +1,094
ZHO +1,102
TSU +1,251
MAG +1,739

(*hypothetical, based on the AMuS analysis which said ALO was on track to finish 12th)

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PlatinumZealot
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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organic wrote:
28 Oct 2023, 14:41
search wrote:
28 Oct 2023, 14:19
gotta like that confidence interval for Williams: somwhere between 2nd and last :D

https://i.imgur.com/9UwvFCm.png
https://www.formula1.com/en/latest/arti ... BLPMZ.html

Can't say I have followed the f1.com analyses too closely recently, so no idea how accurate they are, but they bring up an interesting point of track evolution. Apparently the track improved by 0.050s per minute
I think F1.com use the yaw data to compensate for fuel load which isn't data available to us. Also is an attempt to remove engine mode bias. Not sure how good their predictions/correlations are this season though
Yaw is also dependent on tyre wear, tyre slip and speed of steering input... so that's a complicated way to find fuel loads.

You can find it easier by using lift on coast on the straights. Tyre wear is a neglible factor, steering input is zero, engine parameters are known, wind speed is known. A more massive car will decelerate slower in lift and coast.
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AR3-GP
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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PlatinumZealot wrote:
28 Oct 2023, 15:36
organic wrote:
28 Oct 2023, 14:41
search wrote:
28 Oct 2023, 14:19
gotta like that confidence interval for Williams: somwhere between 2nd and last :D

https://i.imgur.com/9UwvFCm.png
https://www.formula1.com/en/latest/arti ... BLPMZ.html

Can't say I have followed the f1.com analyses too closely recently, so no idea how accurate they are, but they bring up an interesting point of track evolution. Apparently the track improved by 0.050s per minute
I think F1.com use the yaw data to compensate for fuel load which isn't data available to us. Also is an attempt to remove engine mode bias. Not sure how good their predictions/correlations are this season though
Yaw is also dependent on tyre wear, tyre slip and speed of steering input... so that's a complicated way to find fuel loads.

You can find it easier by using lift on coast on the straights. Tyre wear is a neglible factor, steering input is zero, engine parameters are known, wind speed is known. A more massive car will decelerate slower in lift and coast.
There can be differences in engine braking between the teams.
A lion must kill its prey.

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Big Tea
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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AR3-GP wrote:
28 Oct 2023, 15:37
PlatinumZealot wrote:
28 Oct 2023, 15:36
organic wrote:
28 Oct 2023, 14:41


I think F1.com use the yaw data to compensate for fuel load which isn't data available to us. Also is an attempt to remove engine mode bias. Not sure how good their predictions/correlations are this season though
Yaw is also dependent on tyre wear, tyre slip and speed of steering input... so that's a complicated way to find fuel loads.

You can find it easier by using lift on coast on the straights. Tyre wear is a neglible factor, steering input is zero, engine parameters are known, wind speed is known. A more massive car will decelerate slower in lift and coast.
There can be differences in engine braking between the teams.
And between differences in battery state? More needed from fighting v not used much this lap
?
When arguing with a fool, be sure the other person is not doing the same thing.

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organic
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Location: Cambridge, UK

Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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No analysis is perfect I'm just saying f1.com use data in theirs that isn't available to anyone else

Mansell89
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Is FP3 a bit more important today given the tyre testing yesterday? (Is it regular tyres for FP3?)

Spoutnik
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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The straight line speed of this Ferrari is unreal


Mchamilton
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Spoutnik wrote:
28 Oct 2023, 18:40
The straight line speed of this Ferrari is unreal

Why is it? It's called a slipstream

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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Spoutnik wrote:
28 Oct 2023, 18:40
The straight line speed of this Ferrari is unreal

They were practically saying "no, after you" to one another.

As if they will be this courteous towards one another on Sunday :lol: :lol:

A fight like this wouldn't last the 2nd part of the chicane.
A lion must kill its prey.

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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Aston Martin is scrubbing in the tires for the race. We haven't seen that for a while.

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organic
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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It's 42C track temp. Hot & sunny

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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Merc just did an awful practice pit stop with Hamilton.
A lion must kill its prey.

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TFSA
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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Amount of drivers going off is insane, considering this is FP3. I know it's a very slippery pavement, but with these track temps, you'd think the tyres would warm up quickly and get good grip.

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AR3-GP
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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I noticed that Verstappen's lap was quite conservative on the braking zones. Then he said the same thing on the radio after the lap.
A lion must kill its prey.

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organic
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Re: 2023 Mexican Grand Prix - Autódromo Hermanos Rodríguez, Oct 27 - 29

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AR3-GP wrote:
28 Oct 2023, 19:55
I noticed that Verstappen's lap was quite conservative on the braking zones. Then he said the same thing on the radio after the lap.
Maybe they plan to do a stint with the tyre to check degradation so he was very careful not to lock up