Round 3 · 1951

Circuit de Spa-Francorchamps

Spa, Belgium · June 17, 1951 · Circuit History · Wikipedia

Kings of this circuit
The race, in perspective

Race debrief

What did we expect after qualifying—and who beat it?

R031951
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13 stored results 13/13 Elo snapshots 13/13 numbered grid slots 0/13 qualifying results
Elo × qualifying → race result

Did they beat the expectation?

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

Experimental · v1

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.

This race has insufficient earlier history: 0/20 races and 0/200 classified finishes with Elo and qualifying. Estimates are withheld.

0/13 entrants have an estimate. Missing Elo or qualifying stays visible below; a grid position is not used as a qualifying result.

Top 3

Beat the estimate

No comparable estimates available for this race yet.

Flop 3

Below the estimate

No comparable estimates available for this race yet.

0/13 entrants assessed. 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 → P13vs expectedReading
N. FarinaAlfa Romeo #12338 No error range P1 Not assessedQualifying unavailable
A. AscariFerrari #62089 No error range P2 Not assessedQualifying unavailable
L. VilloresiFerrari #121889 No error range P3 Not assessedQualifying unavailable
L. RosierTalbot-Lago #42171 No error range P4 Not assessedQualifying unavailable
Y. CabantousTalbot-Lago #131863 No error range P5 Not assessedQualifying unavailable
A. PiletteTalbot-Lago #92000 No error range P6 Not assessedQualifying unavailable
J. ClaesTalbot-Lago #111972 No error range P7 Not assessedQualifying unavailable
P. LeveghTalbot-Lago #82029 No error range P8 Not assessedQualifying unavailable
J. FangioAlfa Romeo #22263 No error range P9 Not assessedQualifying unavailable
L. ChironTalbot-Lago #101998 No error range DNFEngine Not assessedQualifying unavailable
C. SanesiAlfa Romeo #72051 No error range DNFRadiator Not assessedQualifying unavailable
P. TaruffiFerrari #32177 No error range DNFTransmission Not assessedQualifying unavailable
P. ÉtancelinTalbot-Lago #52133 No error range DNFTransmission Not assessedQualifying unavailable
How useful is the model? See the historical check

There is not enough earlier history for a rolling hold-out check yet.

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 grid-to-finish gain

Pilette+6 places

The bigger picture

Championship after this round

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

  1. 1 Farina 12pts +4
  2. 2 Fangio 10pts −1
  3. 3 Wallard 9pts −1
  4. 4 Ascari 6pts +8
  5. 5 Taruffi 6pts −1

Movement since round 2. A dash means the earlier standing is unavailable.

Explore the season →
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 →
13
Result Entries
Avg Elo
Highest Elo (Farina)
4
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇮🇹 N.Farina 2 +1 +8 12 P1 +45.2 2,383
P2 🇮🇹 A.Ascari 4 +2 +6 6 P4 +98.5 2,187
P3 🇮🇹 L.Villoresi 3 +4 4 P7 +142.7 2,031
P4 🇫🇷 L.Rosier 7 +3 +3 3 P8 +29.7 2,200
P5 🇫🇷 Y.Cabantous 8 +3 +2 2 P12 +108.2 1,971
P6 🇧🇪 A.Pilette 12 +6 0 0 P17 +45.6 2,046
P7 🇧🇪 J.Claes 11 +4 0 0 P18 +34.1 2,006
P8 🇫🇷 P.Levegh 13 +5 0 0 P22 -5.9 2,024
P9 🇦🇷 J.Fangio 1 -8 +1 10 P2 -102.0 2,161
DNF 🇲🇨 L.Chiron 9 0 0 P19 -36.9 1,961
DNF 🇮🇹 C.Sanesi 6 0 3 P9 -75.6 1,976
DNF 🇮🇹 P.Taruffi 5 0 6 P5 -138.6 2,038
DNF 🇫🇷 P.Étancelin 10 0 0 P24 -145.1 1,988

Qualifying results are not available for this race.

Elo Changes