Round 7 · 1991

Circuit de Nevers Magny-Cours

Magny Cours, France · July 07, 1991 · Circuit History · Wikipedia

Kings of this circuit
The race, in perspective

Race debrief

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

R071991
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34 stored results 34/34 Elo snapshots 26/34 numbered grid slots 0/34 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.

0/34 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.

0/34 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 → P34vs expectedReading
N. MansellWilliams #32369 No error range P1 Not assessedQualifying unavailable
A. ProstFerrari #72248 No error range P2 Not assessedQualifying unavailable
A. SennaMcLaren #12442 No error range P3 Not assessedQualifying unavailable
J. AlesiFerrari #122218 No error range P4 Not assessedQualifying unavailable
R. PatreseWilliams #22397 No error range P5 Not assessedQualifying unavailable
A. de CesarisJordan #92229 No error range P6 Not assessedQualifying unavailable
M. GugelminLeyton House #192132 No error range P7 Not assessedQualifying unavailable
N. PiquetBenetton #52297 No error range P8 Not assessedQualifying unavailable
P. MartiniMinardi #132211 No error range P9 Not assessedQualifying unavailable
J. HerbertTeam Lotus #222104 No error range P10 Not assessedQualifying unavailable
É. ComasLigier #202125 No error range P11 Not assessedQualifying unavailable
T. BoutsenLigier #42312 No error range P12 Not assessedQualifying unavailable
R. MorenoBenetton #82238 No error range DNFPhysical Not assessedQualifying unavailable
S. ModenaTyrrell #62261 No error range DNFGearbox Not assessedQualifying unavailable
O. GrouillardFondmetal #331839 No error range DNFOil leak Not assessedQualifying unavailable
É. BernardLola #102220 No error range DNFTransmission Not assessedQualifying unavailable
J. JärvilehtoDallara #152174 No error range DNFTyre Not assessedQualifying unavailable
M. BlundellBrabham #242099 No error range DNFSpun off Not assessedQualifying unavailable
A. SuzukiLola #252094 No error range DNFTransmission Not assessedQualifying unavailable
M. AlboretoFootwork #272025 No error range DNFGearbox Not assessedQualifying unavailable
M. BrundleBrabham #212115 No error range DNFGearbox Not assessedQualifying unavailable
S. NakajimaTyrrell #142193 No error range DNFSpun off Not assessedQualifying unavailable
G. MorbidelliMinardi #172165 No error range DNFCollision Not assessedQualifying unavailable
I. CapelliLeyton House #232104 No error range DNFSpun off Not assessedQualifying unavailable
G. BergerMcLaren #182142 No error range DNFEngine Not assessedQualifying unavailable
B. GachotJordan #162166 No error range DNFSpun off Not assessedQualifying unavailable
M. HäkkinenTeam Lotus #112219 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
F. BarbazzaAGS #311899 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
G. TarquiniAGS #291920 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
S. JohanssonFootwork #281941 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
E. PirroDallara #262071 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
N. LariniLambo #301910 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
E. van de PoeleLambo #321854 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
P. ChavesColoni #341751 Grid unnumbered No error range DNQDid not prequalify 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

Herbert+10 places

The bigger picture

Championship after this round

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

  1. 1 Senna 48pts 0
  2. 2 Mansell 23pts +2
  3. 3 Patrese 22pts −1
  4. 4 Prost 17pts +1
  5. 5 Piquet 16pts −2

Movement since round 6. 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.

McLaren

SennaP3+22.0 Elo
BergerDNF−48.5 Elo

Non-finish recorded; no finishing gap comparison.

Lola

BernardDNF−12.3 Elo
SuzukiDNF+1.5 Elo

Non-finish recorded; no finishing gap comparison.

AGS

BarbazzaDNQ−10.6 Elo
TarquiniDNQ−21.0 Elo

Non-finish recorded; no finishing gap comparison.

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 →
34
Result Entries
Avg Elo
Highest Elo (Senna)
22
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇬🇧 N.Mansell 4 +3 +10 23 P2 +47.6 2,417
P2 🇫🇷 A.Prost 2 +6 17 P4 +68.7 2,316
P3 🇧🇷 A.Senna 3 +4 48 P1 +22.0 2,464
P4 🇫🇷 J.Alesi 6 +2 +3 8 P8 +63.4 2,282
P5 🇮🇹 R.Patrese 1 -4 +2 22 P3 +17.2 2,414
P6 🇮🇹 A.de Cesaris 13 +7 +1 7 P9 +48.2 2,277
P7 🇧🇷 M.Gugelmin 9 +2 0 0 P22 +66.8 2,199
P8 🇧🇷 N.Piquet 7 -1 0 16 P5 +19.3 2,316
P9 🇮🇹 P.Martini 12 +3 0 3 P12 +33.9 2,245
P10 🇬🇧 J.Herbert 20 +10 0 0 P28 +55.2 2,160
P11 🇫🇷 É.Comas 14 +3 0 0 P24 +43.6 2,168
P12 🇧🇪 T.Boutsen 16 +4 0 0 P20 -9.1 2,303
DNF 🇧🇷 R.Moreno 8 0 5 P10 +2.2 2,240
DNF 🇮🇹 S.Modena 11 0 9 P7 -9.8 2,251
DNF 🇫🇷 O.Grouillard 21 0 0 P32 +81.5 1,920
DNF 🇫🇷 É.Bernard 23 0 1 P17 -12.3 2,208
DNF 🇫🇮 J.Järvilehto 26 0 4 P11 -6.8 2,168
DNF 🇬🇧 M.Blundell 17 0 0 P25 +6.4 2,105
DNF 🇯🇵 A.Suzuki 22 0 1 P18 +1.5 2,095
DNF 🇮🇹 M.Alboreto 25 0 0 P33 +12.3 2,037
DNF 🇬🇧 M.Brundle 24 0 0 P29 -16.5 2,099
DNF 🇯🇵 S.Nakajima 18 0 2 P15 -42.8 2,150
DNF 🇮🇹 G.Morbidelli 10 0 0 P21 -42.0 2,123
DNF 🇮🇹 I.Capelli 15 0 0 P31 -32.4 2,071
DNF 🇦🇹 G.Berger 5 0 10 P6 -48.5 2,093
DNF 🇧🇪 B.Gachot 19 0 2 P13 -61.1 2,105
DNQ 🇫🇮 M.Häkkinen 0 0 2 P14 -80.9 2,138
DNQ 🇮🇹 F.Barbazza 0 0 0 P35 -10.6 1,889
DNQ 🇮🇹 G.Tarquini 0 0 0 P26 -21.0 1,899
DNQ 🇸🇪 S.Johansson 0 0 0 P30 -31.5 1,909
DNQ 🇮🇹 E.Pirro 0 0 1 P16 -68.0 2,003
DNQ 🇮🇹 N.Larini 0 0 0 P23 -37.7 1,872
DNQ 🇧🇪 E.van de Poele 0 0 0 P27 -33.8 1,820
DNQ 🇵🇹 P.Chaves 0 0 0 P36 -25.0 1,726

Qualifying results are not available for this race.

Elo Changes