Round 2 · 1983

Long Beach

California, USA · March 27, 1983 · Circuit History · Wikipedia

The race, in perspective

Race debrief

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

R021983
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28 stored results 28/28 Elo snapshots 26/28 numbered grid slots 0/28 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.

0/28 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.

0/28 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 → P28vs expectedReading
J. WatsonMcLaren #62266 No error range P1 Not assessedQualifying unavailable
N. LaudaMcLaren #42333 No error range P2 Not assessedQualifying unavailable
R. ArnouxFerrari #92223 No error range P3 Not assessedQualifying unavailable
J. LaffiteWilliams #142169 No error range P4 Not assessedQualifying unavailable
M. SurerArrows #52292 No error range P5 Not assessedQualifying unavailable
J. CecottoTheodore #202052 No error range P6 Not assessedQualifying unavailable
R. BoeselLigier #261955 No error range P7 Not assessedQualifying unavailable
D. SullivanTyrrell #192067 No error range P8 Not assessedQualifying unavailable
M. AlboretoTyrrell #102222 No error range P9 Not assessedQualifying unavailable
R. PatreseBrabham #232040 No error range DNFDistributor Not assessedQualifying unavailable
A. ProstRenault #32334 No error range P11 Not assessedQualifying unavailable
N. MansellTeam Lotus #132186 No error range P12 Not assessedQualifying unavailable
E. CheeverRenault #122196 No error range DNFGearbox Not assessedQualifying unavailable
A. JonesArrows #12412 No error range DNFDriver unwell Not assessedQualifying unavailable
N. PiquetBrabham #82248 No error range DNFThrottle Not assessedQualifying unavailable
A. de CesarisAlfa Romeo #172085 No error range DNFGearbox Not assessedQualifying unavailable
E. de AngelisTeam Lotus #112198 No error range DNFHandling Not assessedQualifying unavailable
R. GuerreroTheodore #241993 No error range DNFGearbox Not assessedQualifying unavailable
J. JarierLigier #281922 No error range DNFCollision Not assessedQualifying unavailable
B. GiacomelliToleman #152102 No error range DNFBattery Not assessedQualifying unavailable
M. BaldiAlfa Romeo #162089 No error range DNFSpun off Not assessedQualifying unavailable
P. TambayFerrari #72262 No error range DNFCollision Not assessedQualifying unavailable
K. RosbergWilliams #22369 No error range DNFCollision Not assessedQualifying unavailable
E. SalazarRAM #222042 No error range DNFGearbox Not assessedQualifying unavailable
D. WarwickToleman #182083 No error range DNFSpun off Not assessedQualifying unavailable
M. WinkelhockATS #212051 No error range DNFSpun off Not assessedQualifying unavailable
C. FabiOsella #251963 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
P. GhinzaniOsella #271947 Grid unnumbered No error range DNQDid not qualify 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

Boesel+102.0 Elo

Largest Elo loss

Rosberg−115.8 Elo

Largest grid-to-finish gain

Watson+21 places

The bigger picture

Championship after this round

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

  1. 1 Lauda 10pts +1
  2. 2 Piquet 9pts −1
  3. 3 Watson 9pts +14
  4. 4 Laffite 6pts −1
  5. 5 Arnoux 4pts +4

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.

Ferrari

ArnouxP3+65.1 Elo
TambayDNF−84.8 Elo

Non-finish recorded; no finishing gap comparison.

Arrows

SurerP5+33.7 Elo
JonesDNF−57.5 Elo

Non-finish recorded; no finishing gap comparison.

Ligier

BoeselP7+102.0 Elo
JarierDNF+20.2 Elo

Non-finish recorded; no finishing gap comparison.

Brabham

PatreseDNF+60.3 Elo
PiquetDNF−29.8 Elo

Non-finish recorded; no finishing gap comparison.

Renault

ProstP11−20.0 Elo
CheeverDNF−2.0 Elo

Non-finish recorded; no finishing gap comparison.

Osella

FabiDNQ−47.6 Elo
GhinzaniDNQ−51.5 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 →
28
Result Entries
Avg Elo
Highest Elo (Lauda)
17
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇬🇧 J.Watson 22 +21 +9 9 P3 +69.3 2,335
P2 🇦🇹 N.Lauda 23 +21 +6 10 P1 +46.8 2,379
P3 🇫🇷 R.Arnoux 2 -1 +4 4 P5 +65.1 2,288
P4 🇫🇷 J.Laffite 4 +3 6 P4 +71.4 2,241
P5 🇨🇭 M.Surer 16 +11 +2 3 P6 +33.7 2,326
P6 🇻🇪 J.Cecotto 17 +11 +1 1 P8 +86.8 2,139
P7 🇧🇷 R.Boesel 26 +19 0 0 P10 +102.0 2,057
P8 🇺🇸 D.Sullivan 9 +1 0 0 P11 +68.4 2,135
P9 🇮🇹 M.Alboreto 7 -2 0 0 P13 +21.1 2,243
DNF 🇮🇹 R.Patrese 11 0 0 P15 +60.3 2,100
P11 🇫🇷 A.Prost 8 -3 0 0 P9 -20.0 2,314
P12 🇬🇧 N.Mansell 13 +1 0 0 P16 +7.9 2,194
DNF 🇺🇸 E.Cheever 15 0 0 P17 -2.0 2,194
DNF 🇦🇺 A.Jones 12 0 0 P20 -57.5 2,355
DNF 🇧🇷 N.Piquet 20 0 9 P2 -29.8 2,218
DNF 🇮🇹 A.de Cesaris 19 0 0 P21 +4.4 2,090
DNF 🇮🇹 E.de Angelis 5 0 0 P23 -32.1 2,166
DNF 🇨🇴 R.Guerrero 18 0 0 P22 +12.3 2,005
DNF 🇫🇷 J.Jarier 10 0 0 P24 +20.2 1,942
DNF 🇮🇹 B.Giacomelli 14 0 0 P25 -29.3 2,073
DNF 🇮🇹 M.Baldi 21 0 0 P26 -33.4 2,055
DNF 🇫🇷 P.Tambay 1 0 2 P7 -84.8 2,177
DNF 🇫🇮 K.Rosberg 3 0 0 P27 -115.8 2,253
DNF 🇨🇱 E.Salazar 25 0 0 P18 -43.7 1,998
DNF 🇬🇧 D.Warwick 6 0 0 P12 -61.4 2,021
DNF 🇩🇪 M.Winkelhock 24 0 0 P19 -60.7 1,990
DNQ 🇮🇹 C.Fabi 0 0 0 P28 -47.6 1,916
DNQ 🇮🇹 P.Ghinzani 0 0 0 P29 -51.5 1,895

Qualifying results are not available for this race.

Elo Changes