Round 2 · 1958

Circuit de Monaco

Monte-Carlo, Monaco · May 18, 1958 · Circuit History · Wikipedia

Kings of this circuit
The race, in perspective

Race debrief

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

R021958
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30 stored results 30/30 Elo snapshots 16/30 numbered grid slots 0/30 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.

0/30 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.

0/30 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 → P30vs expectedReading
M. TrintignantCooper #72139 No error range P1 Not assessedQualifying unavailable
L. MussoFerrari #32264 No error range P2 Not assessedQualifying unavailable
P. CollinsFerrari #122051 No error range P3 Not assessedQualifying unavailable
J. BrabhamCooper #231998 No error range P4 Not assessedQualifying unavailable
H. SchellBRM #112060 No error range P5 Not assessedQualifying unavailable
C. AllisonTeam Lotus #182000 No error range P6 Not assessedQualifying unavailable
W. von TripsFerrari #52189 No error range DNFEngine Not assessedQualifying unavailable
J. BonnierMaserati #291838 No error range DNFAccident Not assessedQualifying unavailable
G. HillTeam Lotus #182000 No error range DNFHalfshaft Not assessedQualifying unavailable
R. SalvadoriCooper #261940 No error range DNFGearbox Not assessedQualifying unavailable
M. HawthornFerrari #22299 No error range DNFFuel pump Not assessedQualifying unavailable
S. MossVanwall #12403 No error range DNFEngine Not assessedQualifying unavailable
J. BehraBRM #102060 No error range DNFBrakes Not assessedQualifying unavailable
G. ScarlattiMaserati #42198 No error range DNFEngine Not assessedQualifying unavailable
T. BrooksVanwall #82136 No error range DNFEngine Not assessedQualifying unavailable
S. Lewis-EvansVanwall #132027 No error range DNFOverheating Not assessedQualifying unavailable
R. FlockhartCooper #251955 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
K. KavanaghMaserati #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
G. GeriniMaserati #62144 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
B. KesslerConnaught #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
P. EmeryConnaught #271885 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
M. de FilippisMaserati #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
A. TestutMaserati #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
G. CabiancaOSCA #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
L. PiottiOSCA #301739 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
H. GouldMaserati #281839 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
B. EcclestoneConnaught #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
L. TaramazzoMaserati #182000 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
L. ChironMaserati #241971 Grid unnumbered No error range DNQDid not qualify Not assessedQualifying unavailable
P. GodiaMaserati #92078 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

Bonnier+142.2 Elo

Largest Elo loss

Godia−155.8 Elo

Largest grid-to-finish gain

Musso+8 places

The bigger picture

Championship after this round

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

  1. 1 Musso 12pts +1
  2. 2 Moss 8pts −1
  3. 3 Trintignant 8pts
  4. 4 Hawthorn 5pts −1
  5. 5 Collins 4pts +5

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.

BRM

SchellP5+93.8 Elo
BehraDNF+16.0 Elo

Non-finish recorded; no finishing gap comparison.

OSCA

CabiancaDNQ−68.6 Elo
PiottiDNQ+2.7 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 →
30
Result Entries
Avg Elo
Highest Elo (Moss)
24
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇫🇷 M.Trintignant 5 +4 +8 8 P3 +104.3 2,243
P2 🇮🇹 L.Musso 10 +8 +6 12 P1 +55.5 2,320
P3 🇬🇧 P.Collins 9 +6 +4 4 P5 +116.6 2,168
P4 🇦🇺 J.Brabham 3 -1 +3 3 P7 +126.6 2,125
P5 🇺🇸 H.Schell 12 +7 +2 2 P8 +93.8 2,154
P6 🇬🇧 C.Allison 13 +7 0 0 P10 +106.4 2,106
DNF 🇩🇪 W.von Trips 11 0 0 P14 +29.2 2,218
DNF 🇸🇪 J.Bonnier 16 0 0 P15 +142.2 1,980
DNF 🇬🇧 G.Hill 15 0 0 P16 +77.3 2,077
DNF 🇬🇧 R.Salvadori 4 0 0 P17 +89.2 2,029
DNF 🇬🇧 M.Hawthorn 6 +1 5 P4 -40.9 2,258
DNF 🇬🇧 S.Moss 8 0 8 P2 -72.8 2,330
DNF 🇫🇷 J.Behra 2 0 2 P9 +16.0 2,076
DNF 🇮🇹 G.Scarlatti 14 0 0 P18 -41.8 2,157
DNF 🇬🇧 T.Brooks 1 0 0 P19 -30.6 2,105
DNF 🇬🇧 S.Lewis-Evans 7 0 0 P20 -0.7 2,026
DNQ 🇬🇧 R.Flockhart 0 0 0 P21 +15.9 1,971
DNQ 🇦🇺 K.Kavanagh 0 0 0 P22 -10.3 1,990
DNQ 🇮🇹 G.Gerini 0 0 0 P23 -72.5 2,072
DNQ 🇺🇸 B.Kessler 0 0 0 P24 -29.7 1,970
DNQ 🇬🇧 P.Emery 0 0 0 P25 +1.1 1,886
DNQ 🇮🇹 M.de Filippis 0 0 0 P26 -49.1 1,951
DNQ 🇲🇨 A.Testut 0 0 0 P27 -58.9 1,941
DNQ 🇮🇹 G.Cabianca 0 0 0 P28 -68.6 1,931
DNQ 🇮🇹 L.Piotti 0 0 0 P29 +2.7 1,741
DNQ 🇬🇧 H.Gould 0 0 0 P13 -33.3 1,806
DNQ 🇬🇧 B.Ecclestone 0 0 0 P30 -97.8 1,902
DNQ 🇮🇹 L.Taramazzo 0 0 0 P31 -107.5 1,893
DNQ 🇲🇨 L.Chiron 0 0 0 P32 -106.5 1,864
DNQ 🇪🇸 P.Godia 0 0 0 P12 -155.8 1,922

Qualifying results are not available for this race.

Elo Changes