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Bahrain circuit data

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Brian Lawrence

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Apr 21, 2013, 6:32:35 AM4/21/13
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I gave up subscribing to Autosport magazine, but have usually bought a
copy of each post-race issue. In 2013 two of those have contained
previews of the upcoming race, containing lots of track trivia.

This is what it had for Bahrain:

Clockwise track, 15 corners (6 left, 9 right)

Run to turn one: 400m
%age of lap at full throttle: 66
Length of pit lane: 420m (loss of time 22s)
Safety Car: Only once (8 GPs)
Fuel: 2.7kg/lap (loss for 10kg = 0.3s/lap)
Gear changes: 52/lap

Pitlane is said to the 2nd longest, Silverstone is longer, Melbourne is
shortest.

Other sources put Melbourne at 280m/17.9s and Silverstone at 420m/21.2s.

www.vivaf1.com have lots of track data, some of it may be inaccurate -
they show the Greater Noida pitlane as 600m for example.

--

Brian W Lawrence
Wantage
Oxfordshire

Noj

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Apr 21, 2013, 6:50:11 AM4/21/13
to
Brian Lawrence wrote ...

>
> I gave up subscribing to Autosport magazine, but have usually bought a
> copy of each post-race issue. In 2013 two of those have contained
> previews of the upcoming race, containing lots of track trivia.

I think Autosport are stuggling for sales atm. So much for the
popularity of F1.

>
> This is what it had for Bahrain:
>
> Clockwise track, 15 corners (6 left, 9 right)
>
> Run to turn one: 400m
> %age of lap at full throttle: 66
> Length of pit lane: 420m (loss of time 22s)
> Safety Car: Only once (8 GPs)
> Fuel: 2.7kg/lap (loss for 10kg = 0.3s/lap)
> Gear changes: 52/lap
>
> Pitlane is said to the 2nd longest, Silverstone is longer, Melbourne is
> shortest.


I'm sure I heard Gary Anderson say it doesn't make much difference on
this track if a car runs 2 or 3 stops. I'd guess a stop must take 35
seconds or therebouts!

Brian Lawrence

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Apr 21, 2013, 7:18:26 AM4/21/13
to
On 21/04/2013 11:50, Noj wrote:
> Brian Lawrence wrote ...
>
>>
>> I gave up subscribing to Autosport magazine, but have usually bought a
>> copy of each post-race issue. In 2013 two of those have contained
>> previews of the upcoming race, containing lots of track trivia.
>
> I think Autosport are stuggling for sales atm. So much for the
> popularity of F1.

They are suffering in the same way as most print media. People get their
info from TV & internet/social media.

>> This is what it had for Bahrain:
>>
>> Clockwise track, 15 corners (6 left, 9 right)
>>
>> Run to turn one: 400m
>> %age of lap at full throttle: 66
>> Length of pit lane: 420m (loss of time 22s)
>> Safety Car: Only once (8 GPs)
>> Fuel: 2.7kg/lap (loss for 10kg = 0.3s/lap)
>> Gear changes: 52/lap
>>
>> Pitlane is said to the 2nd longest, Silverstone is longer, Melbourne is
>> shortest.
>
>
> I'm sure I heard Gary Anderson say it doesn't make much difference on
> this track if a car runs 2 or 3 stops. I'd guess a stop must take 35
> seconds or therebouts!

Fastest stop last year was 21.705s (Webber/Red Bull, lap 39)

Sir Tim

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Apr 21, 2013, 7:58:23 AM4/21/13
to
Brian Lawrence <Brian_W_...@msn.com> wrote:
> On 21/04/2013 11:50, Noj wrote:
>> Brian Lawrence wrote ...
>>
>>>
>>> I gave up subscribing to Autosport magazine, but have usually bought a
>>> copy of each post-race issue. In 2013 two of those have contained
>>> previews of the upcoming race, containing lots of track trivia.
>>
>> I think Autosport are stuggling for sales atm. So much for the
>> popularity of F1.
>
> They are suffering in the same way as most print media. People get their
> info from TV & internet/social media.

Autosport is certainly pushing its subscriber digital edition *hard*. I got
fed up with the nag screens and switched to another site - which
demonstrates the problem they are up against: why pay when you can get the
basic info free and go to blogs such as The Cock, Joe Saward et al. for
expert opinion?

I read the print edition of Autosport for many years and feel a bit guilty
about not stumping up but that's the way of the world I fear.

--
Henry Birkin, Bt.

Bruce Hoult

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Apr 21, 2013, 8:02:01 AM4/21/13
to
That seems like a bit of a contradiction. The loss of time should be the pit stop time LESS the time it takes to drive from the pit entry to the pit exit on the normal track. Which isn't zero.

(assuming the pit timing is from pit entry to pit exit. Or is it only in the area that has a speed limit?)

Brian Lawrence

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Apr 21, 2013, 8:15:48 AM4/21/13
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The timing is between the white lines at entry & exit.

I assume that the predicted time loss is based on an average of overall
pit stop times.

Brian Lawrence

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Apr 21, 2013, 1:34:47 PM4/21/13
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On 21/04/2013 12:18, Brian Lawrence wrote:

> Fastest stop last year was 21.705s (Webber/Red Bull, lap 39)

And the fastest this year was 21.031s (Webber/Red Bull, lap 37) - Deja
Vu all over again.

In total there were 71 pit stops this year, the average stop time was
22.955s (total includes Vergne's 41.485s stop on lap 2). There were 6
other stops over 25s, shortest of these first:

Chilton 26.004 lap 37
Sutil 26.495 1
Massa 27.757 36
Gutierrez 28.102 1
van der Garde 28.344 2
Bottas 28.408 29


Talking of Deja Vu, it was the same 3 drivers on the podium last year,
and in the same order.
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