Round 5 · 1964

Brands Hatch

Kent, UK · July 11, 1964 · Circuit History · Wikipedia

The race, in perspective

Race debrief

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

R051964
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25 stored results 25/25 Elo snapshots 25/25 numbered grid slots 0/25 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.

0/25 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.

0/25 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 → P25vs expectedReading
J. ClarkLotus-Climax #22511 No error range P1 Not assessedQualifying unavailable
G. HillBRM #12528 No error range P2 Not assessedQualifying unavailable
J. SurteesFerrari #162071 No error range P3 Not assessedQualifying unavailable
J. BrabhamBrabham-Climax #52360 No error range P4 Not assessedQualifying unavailable
L. BandiniFerrari #122146 No error range P5 Not assessedQualifying unavailable
P. HillCooper-Climax #92195 No error range P6 Not assessedQualifying unavailable
B. AndersonBrabham-Climax #82212 No error range P7 Not assessedQualifying unavailable
R. GintherBRM #32394 No error range P8 Not assessedQualifying unavailable
M. SpenceLotus-Climax #142086 No error range P9 Not assessedQualifying unavailable
I. IrelandBRP #202010 No error range P10 Not assessedQualifying unavailable
J. SiffertBrabham-BRM #172070 No error range P11 Not assessedQualifying unavailable
G. BaghettiBRM #182048 No error range P12 Not assessedQualifying unavailable
D. GurneyBrabham-Climax #42363 No error range P13 Not assessedQualifying unavailable
J. TaylorCooper-Climax #222000 No error range P14 Not assessedQualifying unavailable
J. BonnierBrabham-BRM #72223 No error range DNFBrakes Not assessedQualifying unavailable
P. RevsonLotus-BRM #192018 No error range DNFDifferential Not assessedQualifying unavailable
T. MaggsBRM #241997 No error range DNFGearbox Not assessedQualifying unavailable
I. RabyBrabham-BRM #251958 No error range DNFAccident Not assessedQualifying unavailable
T. TaylorLotus-BRM #132086 No error range DNFDriver unwell Not assessedQualifying unavailable
M. HailwoodLotus-BRM #102185 No error range DNFOil pipe Not assessedQualifying unavailable
C. AmonLotus-BRM #152079 No error range DNFClutch Not assessedQualifying unavailable
B. McLarenCooper-Climax #62358 No error range DNFGearbox Not assessedQualifying unavailable
F. GardnerBrabham-Ford #222000 No error range DNFAccident Not assessedQualifying unavailable
M. TrintignantBRM #112184 No error range DNQDid not qualify Not assessedQualifying unavailable
R. AttwoodBRM #222000 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

Surtees+147.2 Elo

Largest Elo loss

McLaren−171.5 Elo

Largest grid-to-finish gain

Hill+9 places

The bigger picture

Championship after this round

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

  1. 1 Clark 30pts 0
  2. 2 Hill 26pts 0
  3. 3 Ginther 11pts 0
  4. 4 Arundell 11pts 0
  5. 5 Brabham 11pts +1

Movement since round 4. 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.

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 →
25
Result Entries
Avg Elo
Highest Elo (Hill)
11
Non-finishes

Race

Qualifying

# Driver Grid +/- Points Season Pts Season # Elo Change Elo
P1 🇬🇧 J.Clark 1 +9 30 P1 +39.6 2,551
P2 🇬🇧 G.Hill 2 +6 26 P2 +24.8 2,553
P3 🇬🇧 J.Surtees 5 +2 +4 10 P7 +147.2 2,219
P4 🇦🇺 J.Brabham 4 +3 11 P5 +39.8 2,399
P5 🇮🇹 L.Bandini 8 +3 +2 2 P9 +97.4 2,243
P6 🇺🇸 P.Hill 15 +9 +1 1 P13 +68.3 2,264
P7 🇬🇧 B.Anderson 7 0 1 P12 +50.8 2,263
P8 🇺🇸 R.Ginther 14 +6 0 11 P3 -16.5 2,378
P9 🇬🇧 M.Spence 13 +4 0 0 P18 +71.7 2,157
P10 🇬🇧 I.Ireland 10 0 0 P19 +85.8 2,096
P11 🇨🇭 J.Siffert 16 +5 0 0 P17 +53.7 2,124
P12 🇮🇹 G.Baghetti 21 +9 0 0 P16 +49.5 2,097
P13 🇺🇸 D.Gurney 3 -10 0 10 P6 -67.0 2,296
P14 🇬🇧 J.Taylor 20 +6 0 0 P21 +41.9 2,042
DNF 🇸🇪 J.Bonnier 9 0 2 P10 -47.0 2,176
DNF 🇺🇸 P.Revson 22 0 0 P23 +12.5 2,031
DNF 🇿🇦 T.Maggs 17 0 0 P24 +7.7 2,005
DNF 🇬🇧 I.Raby 23 0 0 P26 +8.1 1,966
DNF 🇬🇧 T.Taylor 18 0 0 P15 -46.1 2,040
DNF 🇬🇧 M.Hailwood 12 0 1 P14 -92.9 2,093
DNF 🇳🇿 C.Amon 11 0 2 P11 -67.0 2,012
DNF 🇳🇿 B.McLaren 6 0 7 P8 -171.5 2,187
DNF 🇦🇺 F.Gardner 19 0 0 P28 -63.9 1,936
DNQ 🇫🇷 M.Trintignant 25 0 0 P20 -139.4 2,044
DNS 🇬🇧 R.Attwood 24 0 0 P29 -87.4 1,913

Qualifying results are not available for this race.

Elo Changes