Round 8 · 1989

Silverstone Circuit

Silverstone, UK · July 16, 1989 · Circuit History · Wikipedia

Kings of this circuit
The race, in perspective

Race debrief

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

R081989
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39 stored results 39/39 Elo snapshots 26/39 numbered grid slots 0/39 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.

0/39 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.

0/39 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 → P39vs expectedReading
A. ProstMcLaren #12482 No error range P1 Not assessedQualifying unavailable
N. MansellFerrari #82204 No error range P2 Not assessedQualifying unavailable
A. NanniniBenetton #112164 No error range P3 Not assessedQualifying unavailable
N. PiquetTeam Lotus #62275 No error range P4 Not assessedQualifying unavailable
P. MartiniMinardi #272052 No error range P5 Not assessedQualifying unavailable
L. Pérez-SalaMinardi #282050 No error range P6 Not assessedQualifying unavailable
O. GrouillardLigier #202108 No error range P7 Not assessedQualifying unavailable
S. NakajimaTeam Lotus #262062 No error range P8 Not assessedQualifying unavailable
D. WarwickArrows #122155 No error range P9 Not assessedQualifying unavailable
T. BoutsenWilliams #42294 No error range P10 Not assessedQualifying unavailable
E. PirroBenetton #232082 No error range P11 Not assessedQualifying unavailable
B. GachotOnyx #331890 No error range P12 Not assessedQualifying unavailable
M. GugelminMarch #142129 No error range DNFGearbox Not assessedQualifying unavailable
M. BrundleBrabham #292024 No error range DNFEngine Not assessedQualifying unavailable
G. BergerFerrari #212100 No error range DNFFire Not assessedQualifying unavailable
É. BernardLarrousse #252070 No error range DNFEngine Not assessedQualifying unavailable
P. AlliotLarrousse #222083 No error range DNFEngine Not assessedQualifying unavailable
J. PalmerTyrrell #72233 No error range DNFSpun off Not assessedQualifying unavailable
S. ModenaBrabham #132132 No error range DNFEngine Not assessedQualifying unavailable
J. AlesiTyrrell #192111 No error range DNFSpun off Not assessedQualifying unavailable
N. LariniOsella #311924 No error range DNFHandling Not assessedQualifying unavailable
R. PatreseWilliams #22401 No error range DNFRadiator Not assessedQualifying unavailable
I. CapelliMarch #162120 No error range DNFTransmission Not assessedQualifying unavailable
A. de CesarisDallara #102174 No error range DNFEngine Not assessedQualifying unavailable
A. SennaMcLaren #32353 No error range DNFSpun off Not assessedQualifying unavailable
R. MorenoColoni #301987 No error range DNFGearbox Not assessedQualifying unavailable
R. ArnouxLigier #242078 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
E. CheeverArrows #52281 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
G. TarquiniAGS #172118 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
C. DannerRial #182114 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
S. JohanssonOnyx #152128 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
A. CaffiDallara #92189 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
G. FoitekEuro Brun #341767 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
P. GhinzaniOsella #351758 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
Y. DalmasAGS #321912 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
B. SchneiderZakspeed #381727 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
P. RaphanelColoni #371735 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
A. SuzukiZakspeed #391699 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
V. WeidlerRial #361737 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 Elo gain

Martini+95.0 Elo

Largest Elo loss

Caffi−98.8 Elo

Largest grid-to-finish gain

Grouillard+17 places

The bigger picture

Championship after this round

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

  1. 1 Prost 47pts 0
  2. 2 Senna 27pts 0
  3. 3 Patrese 22pts 0
  4. 4 Mansell 21pts 0
  5. 5 Boutsen 13pts 0

Movement since round 7. 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

ProstP1+24.8 Elo
SennaDNF−95.0 Elo

Non-finish recorded; no finishing gap comparison.

Onyx

GachotP12+93.8 Elo
JohanssonDNQ−77.1 Elo

Non-finish recorded; no finishing gap comparison.

March

GugelminDNF+27.8 Elo
CapelliDNF−28.3 Elo

Non-finish recorded; no finishing gap comparison.

Tyrrell

PalmerDNF−28.1 Elo
AlesiDNF−8.4 Elo

Non-finish recorded; no finishing gap comparison.

Coloni

MorenoDNF−10.9 Elo
RaphanelDNQ−23.6 Elo

Non-finish recorded; no finishing gap comparison.

AGS

TarquiniDNQ−62.8 Elo
DalmasDNQ−45.5 Elo

Non-finish recorded; no finishing gap comparison.

Rial

DannerDNQ−67.5 Elo
WeidlerDNQ−35.6 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 →
39
Result Entries
Avg Elo
Highest Elo (Prost)
27
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇫🇷 A.Prost 2 +1 +9 47 P1 +24.8 2,507
P2 🇬🇧 N.Mansell 3 +1 +6 21 P4 +72.5 2,277
P3 🇮🇹 A.Nannini 9 +6 +4 12 P6 +77.0 2,241
P4 🇧🇷 N.Piquet 10 +6 +3 6 P8 +43.9 2,318
P5 🇮🇹 P.Martini 11 +6 +2 2 P20 +95.0 2,147
P6 🇪🇸 L.Pérez-Sala 15 +9 +1 1 P25 +89.6 2,140
P7 🇫🇷 O.Grouillard 24 +17 0 1 P21 +68.5 2,176
P8 🇯🇵 S.Nakajima 16 +8 0 0 P26 +74.8 2,137
P9 🇬🇧 D.Warwick 19 +10 0 4 P15 +44.1 2,200
P10 🇧🇪 T.Boutsen 7 -3 0 13 P5 +4.6 2,298
P11 🇮🇹 E.Pirro 26 +15 0 0 P27 +51.9 2,134
P12 🇧🇪 B.Gachot 21 +9 0 0 P30 +93.8 1,983
DNF 🇧🇷 M.Gugelmin 6 0 4 P13 +27.8 2,157
DNF 🇬🇧 M.Brundle 20 0 1 P24 +49.6 2,074
DNF 🇦🇹 G.Berger 4 0 0 P35 +23.7 2,124
DNF 🇫🇷 É.Bernard 13 0 0 P29 +25.8 2,096
DNF 🇫🇷 P.Alliot 12 0 0 P32 +16.7 2,100
DNF 🇬🇧 J.Palmer 18 0 1 P23 -28.1 2,205
DNF 🇮🇹 S.Modena 14 0 4 P12 -8.1 2,124
DNF 🇫🇷 J.Alesi 22 0 3 P17 -8.4 2,103
DNF 🇮🇹 N.Larini 17 0 0 P31 +33.4 1,958
DNF 🇮🇹 R.Patrese 5 0 22 P3 -85.9 2,315
DNF 🇮🇹 I.Capelli 8 0 0 P28 -28.3 2,092
DNF 🇮🇹 A.de Cesaris 25 0 4 P11 -48.2 2,125
DNF 🇧🇷 A.Senna 1 0 27 P2 -95.0 2,258
DNF 🇧🇷 R.Moreno 23 0 0 P34 -10.9 1,976
DNQ 🇫🇷 R.Arnoux 0 0 2 P18 -40.4 2,038
DNQ 🇺🇸 E.Cheever 0 0 4 P10 -97.7 2,184
DNQ 🇮🇹 G.Tarquini 0 0 1 P22 -62.8 2,055
DNQ 🇩🇪 C.Danner 0 0 3 P16 -67.5 2,046
DNQ 🇸🇪 S.Johansson 0 0 2 P19 -77.1 2,051
DNQ 🇮🇹 A.Caffi 0 0 4 P14 -98.8 2,090
DNQ 🇨🇭 G.Foitek 0 0 0 P39 -5.3 1,762
DNQ 🇮🇹 P.Ghinzani 0 0 0 P40 -9.7 1,748
DNQ 🇫🇷 Y.Dalmas 0 0 0 P38 -45.5 1,867
DNQ 🇩🇪 B.Schneider 0 0 0 P36 -16.5 1,710
DNQ 🇫🇷 P.Raphanel 0 0 0 P37 -23.6 1,712
DNQ 🇯🇵 A.Suzuki 0 0 0 P43 -24.2 1,675
DNQ 🇩🇪 V.Weidler 0 0 0 P41 -35.6 1,702

Qualifying results are not available for this race.

Elo Changes