Round 14 · 2004 · 29 Aug

Circuit de Spa-Francorchamps

Spa, Belgium

Results & qualifying →

Race debrief

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Elo × qualifying → race result

Did they beat the expectation?

Experimental · v1
Model & data

A strong driver recovering from a poor qualifying position isn't automatically a surprise. This model estimates a finish from both pre-race Elo and qualifying, then compares it with what happened.

Expected finish assumes a classified finish. DNFs stay in the full grid but receive no performance verdict. Qualifying is not the starting grid; grid differences are flagged, not silently substituted.

Fit on 442 earlier finishes across 39 races, 1996–2004. No results from this race enter its expectation.

20 stored results 20/20 Elo snapshots 20/20 numbered grid slots 20/20 qualifying results

Missing Elo or qualifying stays visible in the full grid. A grid position is not used as a qualifying result.

Top 3

Beat the estimate
  1. Kimi Räikkönen McLaren · Elo #12 · Q10

    Expected P6.7 Finished P1

    +5.7places
  2. Felipe Massa Sauber · Elo #15 · Q8

    Expected P6.2 Finished P4

    +2.2places
  3. Christian Klien Jaguar · Elo #14 · Q13

    Expected P8.1 Finished P6

    +2.1places

Flop 3

Below the estimate
  1. Jarno Trulli Renault · Elo #8 · Q1

    Expected P2.6 Finished P9

    −6.4places
  2. David Coulthard McLaren · Elo #6 · Q4

    Expected P3.6 Finished P7

    −3.4places
  3. Nick Heidfeld Jordan · Elo #17 · Q16

    Expected P9.7 Finished P11

    −1.3places
10/20 entrants assessed. DNFs excluded. How we rank

Up to three per side, ranked by expected minus actual finish. DNFs, missing estimates and gaps rounding to 0.0 are excluded. “Flop” means below the model's estimate—not poor driving. A ranked gap can still be inside the usual error range.

Full grid: pre-race Elo rank, qualifying position, estimated finish, actual result and difference from expectation. Positive differences mean finishing ahead of the estimate.
DriverPre-race EloQualifyingExpectedResultP1 ← position → P20vs expectedReading
K. RäikkönenMcLaren #122054 P10 P6.7P3–P11 P1 +5.7places Above range
M. SchumacherFerrari #12573 P2 P2.3P1–P6 P2 +0.3places In range
R. BarrichelloFerrari #22401 P6 P4.0P1–P8 P3 +1.0places In range
F. MassaSauber #152017 P8 P6.2P2–P10 P4 +2.2places In range
G. FisichellaSauber #72176 P5 P4.2P1–P8 P5 −0.8places In range
C. KlienJaguar #142018 P13 P8.1P4–P12 P6 +2.1places In range
D. CoulthardMcLaren #62204 P4 P3.6P1–P8 P7 −3.4places In range
O. PanisToyota #162003 P9 P6.7P3–P11 P8 −1.3places In range
J. TrulliRenault #82139 P1 P2.6P1–P7 P9 −6.4places Below range
R. ZontaToyota #132036 P20 P10.9P7–P15 DNFEngine — Not assessedDNF: Engine
N. HeidfeldJordan #171993 P16 P9.7P6–P14 P11 −1.3places In range
J. Pablo MontoyaWilliams #52258 P11 P6.4P2–P10 DNFTyre — Not assessedDNF: Tyre
A. PizzoniaWilliams #112063 P14 P8.2P4–P12 DNFGearbox — Not assessedDNF: Gearbox
J. ButtonBAR #32352 P12 P6.6P3–P10 DNFCollision — Not assessedDNF: Collision
Z. BaumgartnerMinardi #181923 P18 P10.6P7–P14 DNFCollision — Not assessedDNF: Collision
F. AlonsoRenault #42270 P3 P3.0P1–P7 DNFEngine — Not assessedDNF: Engine
M. WebberJaguar #92137 P7 P5.2P1–P9 DNFCollision — Not assessedDNF: Collision
T. SatoBAR #102128 P15 P8.5P5–P12 DNFCollision — Not assessedDNF: Collision
G. BruniMinardi #201879 P17 P10.4P6–P14 DNFCollision — Not assessedDNF: Collision
G. PantanoJordan #191894 P19 P11.1P7–P15 DNFCollision — Not assessedDNF: Collision
How useful is the model? See the historical check

Average absolute error on 233 classified finishes in 19 earlier races within the last ten years. Each race was held out and predicted using only older races; all three models use the same samples.

Elo + qualifying
2.21places
Qualifying only
2.26places
Elo only
2.79places

The range scales the 80th percentile of earlier held-out absolute errors to this field size, rounding outward. It is an empirical error guide, not a guaranteed 80% chance for a particular driver. We require at least five checked races and 100 checked finishes before showing it.

Inputs are field-normalised Elo rank and qualifying position. The target is position among all race entries, trained only on classified finishers. Estimates are averages, not a unique predicted finishing order. Penalties, the circuit, weather, incidents and strategy aren't model inputs. Historical qualifying coverage is patchy; this is an exploratory backtest on corrected records, not proof of live forecasting accuracy.

The rating ledger

What changed in Elo?

These are actual rating changes. The expectation model above does not change Elo or fantasy scoring.

Largest Elo loss

Alonso−65.7 Elo

The bigger picture

Championship after this round

Top five in the stored standings. Points include sprint results where applicable.

  1. 1 Schumacher 128pts 0
  2. 2 Barrichello 88pts 0
  3. 3 Button 65pts 0
  4. 4 Trulli 46pts 0
  5. 5 Alonso 45pts 0

Movement since round 13. A dash means the earlier standing is unavailable.

Explore the season →
Across the garage

Teammate results

Two-driver constructor entries from this race. A result comparison, not an adjustment for strategy or reliability.

Sauber

MassaP4+65.3 Elo
FisichellaP5+30.4 Elo

1 place apart at the finish.

Q1 · Fisichella 0.968s faster

Jaguar

KlienP6+50.4 Elo
WebberDNF−51.0 Elo

Non-finish recorded; no finishing gap comparison.

Q1 · Webber 2.517s faster

Toyota

PanisP8+38.3 Elo
ZontaDNF+18.1 Elo

Non-finish recorded; no finishing gap comparison.

Q1 · Panis 4.343s faster

Renault

TrulliP9+7.4 Elo
AlonsoDNF−65.7 Elo

Non-finish recorded; no finishing gap comparison.

Q1 · Trulli 0.454s faster

Jordan

HeidfeldP11+17.9 Elo
PantanoDNF−32.8 Elo

Non-finish recorded; no finishing gap comparison.

Q1 · Heidfeld 1.188s faster

BAR

ButtonDNF−62.6 Elo
SatoDNF−56.8 Elo

Non-finish recorded; no finishing gap comparison.

Q1 · Button 1.576s faster

Minardi

BaumgartnerDNF−0.4 Elo
BruniDNF−23.5 Elo

Non-finish recorded; no finishing gap comparison.

Q1 · Bruni 0.652s faster

What this analysis can—and cannot—tell you

This debrief is calculated from stored results and rating snapshots. The experimental expectation model learns from earlier races only, using Elo rank and qualifying together; it never feeds back into Elo. It is not a separately reviewed race report.

Elo uses the result order, including retirements. It does not isolate driver skill from the car, reliability, penalties or strategy. Elo seed comparisons use pre-race ratings, never today's ratings. Equal ratings share the midpoint of their rank range (for example, tied first and second become seed 1.5).

Grid gains use numbered starting slots and classified finishes only. Zero or missing grid values are excluded; a position gained is not necessarily an overtake. Qualifying gaps use the latest segment both teammates have a valid time for, never Q1 against Q3.

Lap-by-lap pace, tyre stints, pit-stop execution and safety-car effects are not available in this report. Missing data is omitted, not inferred.

Read the Elo methodology →