Round 9 · 1987

Hungaroring

Budapest, Hungary · August 09, 1987 · Circuit History · Wikipedia

Kings of this circuit
The race, in perspective

Race debrief

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

R091987
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26 stored results 26/26 Elo snapshots 26/26 numbered grid slots 0/26 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.

0/26 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.

0/26 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 → P26vs expectedReading
N. PiquetWilliams #12420 No error range P1 Not assessedQualifying unavailable
A. SennaTeam Lotus #22378 No error range P2 Not assessedQualifying unavailable
A. ProstMcLaren #32329 No error range P3 Not assessedQualifying unavailable
T. BoutsenBenetton #102123 No error range P4 Not assessedQualifying unavailable
R. PatreseBrabham #231930 No error range P5 Not assessedQualifying unavailable
D. WarwickArrows #132090 No error range P6 Not assessedQualifying unavailable
J. PalmerTyrrell #62226 No error range P7 Not assessedQualifying unavailable
E. CheeverArrows #181998 No error range P8 Not assessedQualifying unavailable
P. StreiffTyrrell #72207 No error range P9 Not assessedQualifying unavailable
I. CapelliMarch #261905 No error range P10 Not assessedQualifying unavailable
A. NanniniMinardi #241926 No error range P11 Not assessedQualifying unavailable
P. GhinzaniLigier #191980 No error range P12 Not assessedQualifying unavailable
P. FabreAGS #122091 No error range P13 Not assessedQualifying unavailable
N. MansellWilliams #42321 No error range DNFWheel Not assessedQualifying unavailable
A. CaffiOsella #221941 No error range DNFFuel system Not assessedQualifying unavailable
R. ArnouxLigier #201976 No error range DNFElectrical Not assessedQualifying unavailable
P. AlliotLarrousse #112096 No error range DNFAccident Not assessedQualifying unavailable
M. BrundleZakspeed #92125 No error range DNFTurbo Not assessedQualifying unavailable
M. AlboretoFerrari #162078 No error range DNFEngine Not assessedQualifying unavailable
A. de CesarisBrabham #251913 No error range DNFGearbox Not assessedQualifying unavailable
S. JohanssonMcLaren #52273 No error range DNFGearbox Not assessedQualifying unavailable
T. FabiBenetton #82127 No error range DNFGearbox Not assessedQualifying unavailable
A. CamposMinardi #211973 No error range DNFSpun off Not assessedQualifying unavailable
G. BergerFerrari #142088 No error range DNFDifferential Not assessedQualifying unavailable
C. DannerZakspeed #172035 No error range DNFEngine Not assessedQualifying unavailable
S. NakajimaTeam Lotus #152084 No error range DNFDriveshaft 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 Elo gain

Patrese+98.4 Elo

Largest grid-to-finish gain

Ghinzani+13 places

The bigger picture

Championship after this round

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

  1. 1 Piquet 48pts 0
  2. 2 Senna 41pts 0
  3. 3 Mansell 30pts 0
  4. 4 Prost 30pts 0
  5. 5 Johansson 19pts 0

Movement since round 8. 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.

Benetton

BoutsenP4+62.4 Elo
FabiDNF−68.1 Elo

Non-finish recorded; no finishing gap comparison.

Minardi

NanniniP11+56.1 Elo
CamposDNF−40.3 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 →
26
Result Entries
Avg Elo
Highest Elo (Piquet)
13
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇧🇷 N.Piquet 3 +2 +9 48 P1 +27.7 2,448
P2 🇧🇷 A.Senna 6 +4 +6 41 P2 +26.5 2,404
P3 🇫🇷 A.Prost 4 +1 +4 30 P4 +27.2 2,356
P4 🇧🇪 T.Boutsen 7 +3 +3 5 P9 +62.4 2,185
P5 🇮🇹 R.Patrese 10 +5 +2 2 P17 +98.4 2,029
P6 🇬🇧 D.Warwick 9 +3 +1 3 P15 +55.7 2,145
P7 🇬🇧 J.Palmer 16 +9 0 4 P13 +18.0 2,244
P8 🇺🇸 E.Cheever 11 +3 0 4 P12 +62.3 2,060
P9 🇫🇷 P.Streiff 14 +5 0 4 P11 +7.7 2,214
P10 🇮🇹 I.Capelli 18 +8 0 1 P20 +67.5 1,972
P11 🇮🇹 A.Nannini 20 +9 0 0 P24 +56.1 1,982
P12 🇮🇹 P.Ghinzani 25 +13 0 0 P22 +37.5 2,017
P13 🇫🇷 P.Fabre 26 +13 0 0 P23 +4.9 2,096
DNF 🇬🇧 N.Mansell 1 0 30 P3 -50.6 2,270
DNF 🇮🇹 A.Caffi 21 0 0 P25 +24.1 1,966
DNF 🇫🇷 R.Arnoux 19 0 1 P19 +9.5 1,986
DNF 🇫🇷 P.Alliot 15 0 1 P18 -25.1 2,071
DNF 🇬🇧 M.Brundle 22 0 2 P16 -38.8 2,086
DNF 🇮🇹 M.Alboreto 5 0 8 P7 -35.3 2,043
DNF 🇮🇹 A.de Cesaris 13 0 4 P10 -6.1 1,907
DNF 🇸🇪 S.Johansson 8 0 19 P5 -92.2 2,180
DNF 🇮🇹 T.Fabi 12 0 3 P14 -68.1 2,059
DNF 🇪🇸 A.Campos 24 0 0 P26 -40.3 1,933
DNF 🇦🇹 G.Berger 2 0 9 P6 -73.6 2,015
DNF 🇩🇪 C.Danner 23 0 0 P21 -68.5 1,967
DNF 🇯🇵 S.Nakajima 17 0 6 P8 -86.9 1,997

Qualifying results are not available for this race.

Elo Changes