Round 2 · 1989

Autodromo Enzo e Dino Ferrari

Imola, Italy · April 23, 1989 · Circuit History · Wikipedia

Kings of this circuit
The race, in perspective

Race debrief

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

R021989
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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. SennaMcLaren #22480 No error range P1 Not assessedQualifying unavailable
A. ProstMcLaren #12509 No error range P2 Not assessedQualifying unavailable
A. NanniniBenetton #42262 No error range P3 Not assessedQualifying unavailable
T. BoutsenWilliams #32270 No error range P4 Not assessedQualifying unavailable
D. WarwickArrows #82203 No error range P5 Not assessedQualifying unavailable
J. PalmerTyrrell #182089 No error range P6 Not assessedQualifying unavailable
A. CaffiDallara #251993 No error range P7 Not assessedQualifying unavailable
G. TarquiniAGS #391818 No error range P8 Not assessedQualifying unavailable
E. CheeverArrows #172112 No error range P9 Not assessedQualifying unavailable
A. de CesarisDallara #162112 No error range P10 Not assessedQualifying unavailable
J. HerbertBenetton #152113 No error range P11 Not assessedQualifying unavailable
N. LariniOsella #341910 No error range DNFSpun off Not assessedQualifying unavailable
M. BrundleBrabham #202059 No error range DNFFuel system Not assessedQualifying unavailable
S. NakajimaTeam Lotus #142133 No error range NCNot classified Not assessedQualifying unavailable
L. Pérez-SalaMinardi #242023 No error range DNFSpun off Not assessedQualifying unavailable
M. GugelminMarch #52255 No error range DNFTransmission Not assessedQualifying unavailable
N. PiquetTeam Lotus #122156 No error range DNFEngine Not assessedQualifying unavailable
N. MansellFerrari #72222 No error range DNFGearbox Not assessedQualifying unavailable
R. PatreseWilliams #62246 No error range DNFEngine Not assessedQualifying unavailable
S. ModenaBrabham #291956 No error range DNFSpun off Not assessedQualifying unavailable
P. MartiniMinardi #222043 No error range DNFGearbox Not assessedQualifying unavailable
O. GrouillardLigier #192083 No error range DSQDisqualified Not assessedQualifying unavailable
G. BergerFerrari #132142 No error range DNFAccident Not assessedQualifying unavailable
I. CapelliMarch #102160 No error range DNFSpun off Not assessedQualifying unavailable
P. AlliotLarrousse #92171 No error range DNFElectrical Not assessedQualifying unavailable
Y. DalmasLarrousse #232028 No error range DNFElectrical Not assessedQualifying unavailable
M. AlboretoTyrrell #112156 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
R. ArnouxLigier #281959 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
C. DannerRial #212048 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
R. MorenoColoni #261985 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
B. GachotOnyx #331912 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
G. FoitekEuro Brun #271965 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
P. GhinzaniOsella #381863 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
S. JohanssonOnyx #351904 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
J. WinkelhockAGS #321929 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
P. RaphanelColoni #371886 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
A. SuzukiZakspeed #311937 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
B. SchneiderZakspeed #361892 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
V. WeidlerRial #301941 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 loss

Weidler−75.7 Elo

Largest grid-to-finish gain

Palmer+19 places

The bigger picture

Championship after this round

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

  1. 1 Prost 12pts +1
  2. 2 Senna 9pts +9
  3. 3 Mansell 9pts −2
  4. 4 Nannini 5pts +2
  5. 5 Gugelmin 4pts −2

Movement since round 1. 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.

Osella

LariniDNF+90.0 Elo
GhinzaniDNQ−21.5 Elo

Non-finish recorded; no finishing gap comparison.

March

GugelminDNF−25.0 Elo
CapelliDNF−48.2 Elo

Non-finish recorded; no finishing gap comparison.

Ferrari

MansellDNF−29.0 Elo
BergerDNF−37.6 Elo

Non-finish recorded; no finishing gap comparison.

Rial

DannerDNQ−46.3 Elo
WeidlerDNQ−75.7 Elo

Non-finish recorded; no finishing gap comparison.

Coloni

MorenoDNQ−34.9 Elo
RaphanelDNQ−44.5 Elo

Non-finish recorded; no finishing gap comparison.

Onyx

GachotDNQ−21.4 Elo
JohanssonDNQ−37.1 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)
28
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇧🇷 A.Senna 1 +9 9 P2 +23.7 2,503
P2 🇫🇷 A.Prost 2 +6 12 P1 +14.5 2,524
P3 🇮🇹 A.Nannini 7 +4 +4 5 P4 +49.3 2,311
P4 🇧🇪 T.Boutsen 6 +2 +3 3 P8 +41.6 2,312
P5 🇬🇧 D.Warwick 12 +7 +2 4 P6 +51.6 2,255
P6 🇬🇧 J.Palmer 25 +19 +1 1 P9 +76.2 2,166
P7 🇮🇹 A.Caffi 9 +2 0 0 P10 +97.4 2,090
P8 🇮🇹 G.Tarquini 18 +10 0 0 P12 +134.3 1,952
P9 🇺🇸 E.Cheever 21 +12 0 0 P13 +52.6 2,164
P10 🇮🇹 A.de Cesaris 16 +6 0 0 P15 +46.7 2,158
P11 🇬🇧 J.Herbert 23 +12 0 3 P7 +40.5 2,153
DNF 🇮🇹 N.Larini 14 0 0 P18 +90.0 2,000
DNF 🇬🇧 M.Brundle 22 0 0 P21 +43.9 2,103
NC 🇯🇵 S.Nakajima 24 0 0 P11 +17.5 2,150
DNF 🇪🇸 L.Pérez-Sala 15 0 0 P22 +42.3 2,065
DNF 🇧🇷 M.Gugelmin 19 0 4 P5 -25.0 2,230
DNF 🇧🇷 N.Piquet 8 0 0 P23 -6.2 2,150
DNF 🇬🇧 N.Mansell 3 0 9 P3 -29.0 2,193
DNF 🇮🇹 R.Patrese 4 0 0 P20 -40.5 2,205
DNF 🇮🇹 S.Modena 17 0 0 P26 +31.5 1,987
DNF 🇮🇹 P.Martini 11 0 0 P27 +1.7 2,044
DSQ 🇫🇷 O.Grouillard 10 0 0 P14 -15.5 2,068
DNF 🇦🇹 G.Berger 5 0 0 P28 -37.6 2,105
DNF 🇮🇹 I.Capelli 13 0 0 P25 -48.2 2,112
DNF 🇫🇷 P.Alliot 20 0 0 P17 -57.0 2,114
DNF 🇫🇷 Y.Dalmas 26 0 0 P29 -23.3 2,004
DNQ 🇮🇹 M.Alboreto 0 0 0 P16 -64.7 2,091
DNQ 🇫🇷 R.Arnoux 0 0 0 P30 -16.0 1,943
DNQ 🇩🇪 C.Danner 0 0 0 P19 -46.3 2,001
DNQ 🇧🇷 R.Moreno 0 0 0 P32 -34.9 1,951
DNQ 🇧🇪 B.Gachot 0 0 0 P33 -21.4 1,890
DNQ 🇨🇭 G.Foitek 0 0 0 P31 -41.1 1,924
DNQ 🇮🇹 P.Ghinzani 0 0 0 P34 -21.5 1,842
DNQ 🇸🇪 S.Johansson 0 0 0 P37 -37.1 1,867
DNQ 🇩🇪 J.Winkelhock 0 0 0 P38 -49.3 1,880
DNQ 🇫🇷 P.Raphanel 0 0 0 P36 -44.5 1,842
DNQ 🇯🇵 A.Suzuki 0 0 0 P39 -62.9 1,874
DNQ 🇩🇪 B.Schneider 0 0 0 P24 -57.5 1,834
DNQ 🇩🇪 V.Weidler 0 0 0 P35 -75.7 1,866

Qualifying results are not available for this race.

Elo Changes