2012 Testing - Barcelona 2: 21-24 Feb

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Mr.S
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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W03 has pace but missing the first test was not a correct decision. There is nothing to hide with that car. Today they had hydraulic issues & did not do many laps. Hamilton did 115 odd laps.

BTW RB8 is quick just like RB7 was with or without EBD. It is a winning car no doubt about it. The only question is IF IT is a championship winning car??

Mr.S
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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raymondu999 wrote:
JohnsonsEvilTwin wrote:And it would be distorted because Red Bull don't run test programmes during GP weekends.
Better to compare to a benchmark that you know what they're doing; rather than one that you don't know what they're doing
I think you would learn more by comparing the RB8 to the RB7 at exactly the same time in their development process.
I don't think so to be honest. The RB8 is probably closer to a Brazil-spec RB7 - EBD + butchered nose than it is to a test-spec RB7.
Not only that, but isnt Pirellis harder tyre different this year?
Paul Hembery states the harder will now be 8 tenths (which is the number I used) slower than the softs
Impossible to say. Pirelli said Soft to Medium there will be 0.8s difference & Hard to Medium another 0.8s. So Soft to Hard should be 1.5s.

But that is not the case as it varies from track to track,car to car & on the drip & temperature of the track. In Jerez it varied around 0.4-0.6s (Soft to Medium).

I think there will be a 1s+ Gap in Between the Soft & the hard Tyres. So Vettel could bang in a LOW 1-22 anytime he liked. Now we dont know wether he used KERS & DRS. Those too combined can give another full second.

Its fair to say everyone was running on the lighter side.

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JohnsonsEvilTwin
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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Then why does Mr Hembry think that with the new tyre, soft medium and hard, that 2012 cars will be quicker than their 2011 EBD runners?

You cannot analyse it fairly ray. For the ebd has been taken away(timeloss) and Pirelli have given the teams a different tyre(time gain). The compositon of the shoulders are different and the decomposition of the tyre as it wears is different(witness less marbles).
There is also alot of talk of how the tyre warms up far quicker than before and gives a more consistent run over a given number of laps.
(Sergio Perez running the hard tyre today and slamming 8 laps within 0.2 seconds).

We do not know if that set Seb ran was worn. We do not know the fuel load. We do not know the square root of didley squat

I can see what you are attempting, but I can only see it going down an eternal rabbit hole. :D
More could have been done.
David Purley

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banibhusan
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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Btw, a bit off topic but I am curious to know. After the test was over, did Vettel came out and said his trademark line, "Yeah!! See, that's what I was talking about"?? :D
Last edited by banibhusan on 21 Feb 2012, 18:35, edited 1 time in total.

bosanac1
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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Mr.S wrote:W03 has pace but missing the first test was not a correct decision. There is nothing to hide with that car. Today they had hydraulic issues & did not do many laps. Hamilton did 115 odd laps.

BTW RB8 is quick just like RB7 was with or without EBD. It is a winning car no doubt about it. The only question is IF IT is a championship winning car??
Yep lots of people were thinking advantage Mercedes skipping first test etc seeing what other are doing but in reality more mileage on new car defeats all that.

its already burning sidepod
Image

Mr.S
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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JohnsonsEvilTwin wrote:Then why does Mr Hembry think that with the new tyre, soft medium and hard, that 2012 cars will be quicker than their 2011 EBD runners?

You cannot analyse it fairly ray. For the ebd has been taken away(timeloss) and Pirelli have given the teams a different tyre(time gain). The compositon of the shoulders are different and the decomposition of the tyre as it wears is different(witness less marbles).
There is also alot of talk of how the tyre warms up far quicker than before and gives a more consistent run over a given number of laps.
(Sergio Perez running the hard tyre today and slamming 8 laps within 0.2 seconds).

We do not know if that set Seb ran was worn. We do not know the fuel load. We do not know the square root of didley squat

I can see what you are attempting, but I can only see it going down an eternal rabbit hole. :D

Hembry's opinion does not matter. He has no idea on the technical side of each car & cant say how much each car will gain with EBD.

Hembry has already been PROVED wrong. In Jerez the medium was 0.4-0.6s slower than softs while Hemrby stated before the season it will be 0.8s slower.

Anyways Hembry said the Supersofts will remain unchanged. The NEW Mediums will be modified Soft tyres of last year with a slightly LESS Grip. The Soft tyres will be in between the Super-soft & Mediums (or in between the Supersofts & a modified version of last year's softs).

All tyres will have a 0.8s difference. So I fail to see how the cars will be running quicker than last years car.

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raymondu999
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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JohnsonsEvilTwin wrote:You cannot analyse it fairly ray.
That's because I'm not trying to compare RB7 vs RB8 as chassises. I'm trying to compare ultimate laptimes from last year to this one; in terms of the ultimate pace of the RB7, vs the ultimate pace of the RB8.
Last edited by raymondu999 on 21 Feb 2012, 18:41, edited 1 time in total.
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dieguezzz
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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bcoxa wrote:
blokkie wrote:I still don't know where you all get that 24C° track temp .

16:14 Track temperature: 9.6°C
16:13 Ambient temperature: 12.1°C
14:20 Track temperature: 9.7°C
14:20 Air temperature: 13°C
12:38 Track: 8.9°C
12:38 Air: 11.8°C
09:14 Track temperature: 2.0°C
09:14 Air temperature: 4.9°C


I just like to know . Can somebody give at least a link ?
My reference is : http://www.gpupdate.net/en/testresults/ ... uary-2012/
This site is what I use for kart track weather conditions, but it also covers F1 circuits.

http://www.myweather2.com/Motor-Racing/ ... rcuit.aspx

Has a track temp chart tab also.

http://www.myweather2.com/activity/hour ... 2&id=42274
Thank u, will be very informative tomorrow.

shelly
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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raymondu999 wrote:
JohnsonsEvilTwin wrote:You cannot analyse it fairly ray.
That's because I'm not trying to compare RB7 vs RB8 as chassises. I'm trying to compare ultimate laptimes from last year to this one; in terms of the ultimate pace of the RB7, vs the ultimate pace of the RB8.
But it is impossible, given that the tyres are different
twitter: @armchair_aero

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raymondu999
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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shelly wrote:
raymondu999 wrote:
JohnsonsEvilTwin wrote:You cannot analyse it fairly ray.
That's because I'm not trying to compare RB7 vs RB8 as chassises. I'm trying to compare ultimate laptimes from last year to this one; in terms of the ultimate pace of the RB7, vs the ultimate pace of the RB8.
But it is impossible, given that the tyres are different
I shall amend my statement. I'm TRYING to get as close as possible to comparing the Q3 maximum attack dry laptime of the RB7 on the 2011 Pirellis, vs the Q3 maximum attack dry laptime of the RB8 on the 2012 Pirellis. THAT is what I have been trying to do since the start.
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shelly
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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I do not want to nitpick, but as we do not know the performance of the tires, we cn not make any prediction. As close as possible could be 2seconds off. q3 time for rb8 in 2012 could be everything from 1:17 to 1:22.

Trying to compare rb7 and rb8, being those on different tyres and having no data about fuel load for the few existing rb8 laps in different track conditions on a track like barcelona is impossible.

Rival teams can do that because thy can to a certain extent zero out factors like tyres and track conditions, and they can extrapolate fuel load from stints because they know weight effects from their data, with tyre wear being unknown for their car against the rivals.
But even this huge amount of information leaves them with some uncertainity after the tests.

That said, raymond,you may guess a q3 performance level for the rb8 and get it nearly right.
twitter: @armchair_aero

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raymondu999
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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Lotus completely pulls out of the test :?
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bosanac1
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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raymondu999 wrote:Lotus completely pulls out of the test :?

:?:

chassis from Jerez will be at Barcelona tonight and will be ready for tmmrw


nevermind story at autosport

ouch wonder if they can make up for test like Mercedes did skipping one day at jerez

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raymondu999
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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Eric Boullier wrote:Not running this week has been a tough decision to take, but we feel that our choice is the right one. On the positive side, we have quickly identified the issue with the chassis and our design office has already devised a solution. We will be present at next week's test in Barcelona.
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Mr.S
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Re: Barcelona Pre-Season Test 2: 21-24 Feb

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Why did they pull out of the Test??

I thought too that they will miss tomorrow as well. Noway they would have flown the chasis down to Barca & have it ready to race that quickly.

Bad idea to try the 2nd chasis. Missed a whole God Damn Test.