Round 1 · 1972

Autódromo Juan y Oscar Gálvez

Buenos Aires, Argentina · January 23, 1972 · Circuit History · Wikipedia

The race, in perspective

Race debrief

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

R011972
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22 stored results 22/22 Elo snapshots 22/22 numbered grid slots 0/22 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.

0/22 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.

0/22 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 → P22vs expectedReading
J. StewartTyrrell #32314 No error range P1 Not assessedQualifying unavailable
D. HulmeMcLaren #152008 No error range P2 Not assessedQualifying unavailable
J. IckxFerrari #132035 No error range P3 Not assessedQualifying unavailable
C. RegazzoniFerrari #92093 No error range P4 Not assessedQualifying unavailable
T. SchenkenSurtees #201942 No error range P5 Not assessedQualifying unavailable
R. PetersonMarch #12393 No error range P6 Not assessedQualifying unavailable
C. ReutemannBrabham #172000 No error range P7 Not assessedQualifying unavailable
H. PescaroloMarch #162002 No error range P8 Not assessedQualifying unavailable
H. GanleyBRM #72115 No error range P9 Not assessedQualifying unavailable
H. MarkoBRM #122054 No error range P10 Not assessedQualifying unavailable
N. LaudaMarch #181968 No error range P11 Not assessedQualifying unavailable
E. FittipaldiTeam Lotus #52167 No error range DNFSuspension Not assessedQualifying unavailable
F. CevertTyrrell #22347 No error range DNFGearbox Not assessedQualifying unavailable
R. WisellBRM #112072 No error range DNFWater leak Not assessedQualifying unavailable
P. RevsonMcLaren #191942 No error range DNFEngine Not assessedQualifying unavailable
M. AndrettiFerrari #102082 No error range DNFEngine Not assessedQualifying unavailable
A. de AdamichSurtees #142032 No error range DNFFuel system Not assessedQualifying unavailable
G. HillBrabham #82113 No error range DNFFuel pump Not assessedQualifying unavailable
D. WalkerTeam Lotus #211921 No error range DSQDisqualified Not assessedQualifying unavailable
P. GethinBRM #42185 No error range DNFOil leak Not assessedQualifying unavailable
A. Soler-RoigBRM #221802 No error range DNFAccident Not assessedQualifying unavailable
C. AmonMatra #62160 No error range DNSWithdrew 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

Hulme+119.3 Elo

Largest Elo loss

Amon−134.0 Elo

Largest grid-to-finish gain

Lauda+11 places

The bigger picture

Championship after this round

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

  1. 1 Stewart 9pts
  2. 2 Hulme 6pts
  3. 3 Ickx 4pts
  4. 4 Regazzoni 3pts
  5. 5 Schenken 2pts

Opening round: no earlier standings in this season to compare.

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

HulmeP2+119.3 Elo
RevsonDNF+1.2 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 →
22
Result Entries
Avg Elo
Highest Elo (Peterson)
11
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇬🇧 J.Stewart 2 +1 +9 9 P1 +48.1 2,362
P2 🇳🇿 D.Hulme 4 +2 +6 6 P2 +119.3 2,127
P3 🇧🇪 J.Ickx 8 +5 +4 4 P3 +101.1 2,136
P4 🇨🇭 C.Regazzoni 6 +2 +3 3 P4 +73.5 2,167
P5 🇦🇺 T.Schenken 11 +6 +2 2 P5 +106.0 2,048
P6 🇸🇪 R.Peterson 10 +4 +1 1 P6 -19.0 2,374
P7 🇦🇷 C.Reutemann 1 -6 0 0 P7 +69.1 2,069
P8 🇫🇷 H.Pescarolo 15 +7 0 0 P8 +58.2 2,060
P9 🇳🇿 H.Ganley 13 +4 0 0 P9 +15.0 2,130
P10 🇦🇹 H.Marko 19 +9 0 0 P10 +22.1 2,076
P11 🇦🇹 N.Lauda 22 +11 0 0 P11 +36.1 2,004
DNF 🇧🇷 E.Fittipaldi 5 0 0 P12 -31.1 2,136
DNF 🇫🇷 F.Cevert 17 0 0 P13 -84.1 2,263
DNF 🇸🇪 R.Wisell 7 0 0 P14 -25.0 2,047
DNF 🇺🇸 P.Revson 3 0 0 P15 +1.2 1,944
DNF 🇺🇸 M.Andretti 9 0 0 P16 -48.9 2,033
DNF 🇮🇹 A.de Adamich 14 0 0 P17 -44.9 1,987
DNF 🇬🇧 G.Hill 16 0 0 P18 -78.7 2,034
DSQ 🇦🇺 D.Walker 20 0 0 -35.2 1,886
DNF 🇬🇧 P.Gethin 18 0 0 P19 -119.9 2,065
DNF 🇪🇸 A.Soler-Roig 21 0 0 P20 -29.1 1,773
DNS 🇳🇿 C.Amon 12 0 0 P21 -134.0 2,026

Qualifying results are not available for this race.

Elo Changes