Round 16 · 1991

Adelaide Street Circuit

Adelaide, Australia · November 03, 1991 · Circuit History · Wikipedia

The race, in perspective

Race debrief

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

R161991
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32 stored results 32/32 Elo snapshots 26/32 numbered grid slots 0/32 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.

0/32 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.

0/32 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 → P32vs expectedReading
A. SennaMcLaren #12574 No error range P1 Not assessedQualifying unavailable
N. MansellWilliams #42353 No error range P2 Not assessedQualifying unavailable
G. BergerMcLaren #52331 No error range P3 Not assessedQualifying unavailable
N. PiquetBenetton #32368 No error range P4 Not assessedQualifying unavailable
R. PatreseWilliams #22450 No error range P5 Not assessedQualifying unavailable
G. MorbidelliFerrari #152203 No error range P6 Not assessedQualifying unavailable
E. PirroDallara #212110 No error range P7 Not assessedQualifying unavailable
A. de CesarisJordan #142204 No error range P8 Not assessedQualifying unavailable
A. ZanardiJordan #232076 No error range P9 Not assessedQualifying unavailable
S. ModenaTyrrell #102249 No error range P10 Not assessedQualifying unavailable
J. HerbertTeam Lotus #182164 No error range P11 Not assessedQualifying unavailable
J. JärvilehtoDallara #202124 No error range P12 Not assessedQualifying unavailable
M. AlboretoFootwork #281955 No error range P13 Not assessedQualifying unavailable
M. GugelminLeyton House #72281 No error range P14 Not assessedQualifying unavailable
A. CaffiFootwork #311880 No error range P15 Not assessedQualifying unavailable
R. MorenoMinardi #92252 No error range P16 Not assessedQualifying unavailable
M. BlundellBrabham #242055 No error range P17 Not assessedQualifying unavailable
É. ComasLigier #162201 No error range P18 Not assessedQualifying unavailable
M. HäkkinenTeam Lotus #222108 No error range P19 Not assessedQualifying unavailable
K. WendlingerLeyton House #261981 No error range P20 Not assessedQualifying unavailable
P. MartiniMinardi #122234 No error range DNFSpun off Not assessedQualifying unavailable
M. SchumacherBenetton #132231 No error range DNFSpun off Not assessedQualifying unavailable
J. AlesiFerrari #112247 No error range DNFAccident Not assessedQualifying unavailable
N. LariniLambo #301884 No error range DNFSpun off Not assessedQualifying unavailable
T. BoutsenLigier #172167 No error range DNFAccident Not assessedQualifying unavailable
S. NakajimaTyrrell #192147 No error range DNFSpun off Not assessedQualifying unavailable
A. SuzukiLarrousse #251997 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
M. BrundleBrabham #62294 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
E. van de PoeleLambo #321751 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
B. GachotLarrousse #82271 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
G. TarquiniFondmetal #271980 Grid unnumbered No error range DNQDid not prequalify Not assessedQualifying unavailable
N. HattoriColoni #291935 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

Pirro+73.7 Elo

Largest Elo loss

Gachot−114.1 Elo

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 96pts 0
  2. 2 Mansell 72pts 0
  3. 3 Patrese 53pts 0
  4. 4 Berger 43pts 0
  5. 5 Prost 34pts 0

Movement since round 15. 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.

Minardi

MorenoP16−19.2 Elo
MartiniDNF−47.2 Elo

Non-finish recorded; no finishing gap comparison.

Ligier

ComasP18−19.8 Elo
BoutsenDNF−56.8 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 →
32
Result Entries
Avg Elo
Highest Elo (Senna)
12
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇧🇷 A.Senna 1 +5 96 P1 +20.4 2,595
P2 🇬🇧 N.Mansell 3 +1 +3 72 P2 +48.9 2,402
P3 🇦🇹 G.Berger 2 -1 +2 43 P4 +47.0 2,378
P4 🇧🇷 N.Piquet 5 +1 +1.5 26.5 P6 +32.9 2,401
P5 🇮🇹 R.Patrese 4 -1 +1 53 P3 +11.4 2,462
P6 🇮🇹 G.Morbidelli 8 +2 +0.5 0.5 P24 +57.2 2,261
P7 🇮🇹 E.Pirro 13 +6 0 1 P18 +73.7 2,183
P8 🇮🇹 A.de Cesaris 12 +4 0 9 P9 +44.0 2,248
P9 🇮🇹 A.Zanardi 16 +7 0 0 P31 +68.7 2,145
P10 🇮🇹 S.Modena 9 -1 0 10 P8 +20.2 2,270
P11 🇬🇧 J.Herbert 21 +10 0 0 P27 +34.4 2,199
P12 🇫🇮 J.Järvilehto 11 -1 0 4 P12 +37.9 2,162
P13 🇮🇹 M.Alboreto 15 +2 0 0 P35 +69.4 2,024
P14 🇧🇷 M.Gugelmin 14 0 0 P25 -13.0 2,268
P15 🇮🇹 A.Caffi 23 +8 0 0 P33 +70.2 1,950
P16 🇧🇷 R.Moreno 18 +2 0 8 P10 -19.2 2,233
P17 🇬🇧 M.Blundell 17 0 1 P19 +21.9 2,077
P18 🇫🇷 É.Comas 22 +4 0 0 P29 -19.8 2,181
P19 🇫🇮 M.Häkkinen 25 +6 0 2 P16 -3.5 2,105
P20 🇦🇹 K.Wendlinger 26 +6 0 0 P36 +18.9 2,000
DNF 🇮🇹 P.Martini 10 0 6 P11 -47.2 2,187
DNF 🇩🇪 M.Schumacher 6 0 4 P14 -52.9 2,178
DNF 🇫🇷 J.Alesi 7 0 21 P7 -63.4 2,184
DNF 🇮🇹 N.Larini 19 0 0 P28 +11.3 1,895
DNF 🇧🇪 T.Boutsen 20 0 0 P26 -56.8 2,111
DNF 🇯🇵 S.Nakajima 24 0 2 P15 -58.4 2,089
DNQ 🇯🇵 A.Suzuki 0 0 1 P22 -29.8 1,967
DNQ 🇬🇧 M.Brundle 0 0 2 P17 -106.6 2,188
DNQ 🇧🇪 E.van de Poele 0 0 0 P32 -2.3 1,748
DNQ 🇧🇪 B.Gachot 0 0 4 P13 -114.1 2,157
DNQ 🇮🇹 G.Tarquini 0 0 0 P30 -52.0 1,928
DNQ 🇯🇵 N.Hattori 0 0 0 P40 -49.6 1,886

Qualifying results are not available for this race.

Elo Changes