Lab

Where was Vesta right, and where wrong?

Over 40 league matches of Paris FC since 2017-18, each forecast by a model that had not seen that season, Vesta's likeliest result happened 42 times in 100; it said 49. Draws: said 26, happened 32 in 100.

Since its public record began on 30 Sep 2026: 51 league matches settled, the likeliest result happened 61 times in 100 (Vesta said 50). Every published forecast

League data to · Vesta · out of sample, 2017-18 on

Free
Matches40each forecast before its season
Likeliest result happened42 in 100Vesta said 49
Draws32 in 100Vesta said 26
Goals a match2.73Vesta expected 2.82
Likeliest score happened10 in 100Vesta said 13

When Vesta says N in 100, does it happen N times?Said v happened

every home win, draw and away win chance, grouped in bands of 10; on the line = exactly right
00252550507575100100 Vesta said (in 100)
Chance bandChancesSaidHappenedGap
20–30 in 1005425.925.90.0
30–40 in 1002434.633.3−1.2

The biggest surprises

results Vesta gave the least chance that happened
  1. Paris FC 2-1 Paris Saint GermainSun 17 May 2026 · Ligue 113 in 100
  2. Monaco 0-1 Paris FCSat 1 Nov 2025 · Ligue 119 in 100
  3. Paris FC 1-2 NantesFri 24 Oct 2025 · Ligue 119 in 100
  4. Nice 1-1 Paris FCSun 28 Sep 2025 · Ligue 123 in 100
  5. Lyon 1-1 Paris FCSun 8 Mar 2026 · Ligue 123 in 100
  6. Paris FC 4-1 MonacoFri 10 Apr 2026 · Ligue 123 in 100
  7. Toulouse 1-1 Paris FCSat 21 Feb 2026 · Ligue 124 in 100
  8. Marseille 2-3 Paris FCSun 6 Sep 2026 · Ligue 124 in 100
  9. Strasbourg 0-0 Paris FCSun 15 Mar 2026 · Ligue 126 in 100
  10. Paris FC 2-2 MarseilleSat 31 Jan 2026 · Ligue 126 in 100
  11. Lorient 1-1 Paris FCSun 5 Apr 2026 · Ligue 127 in 100
  12. Paris FC 3-3 LyonWed 29 Oct 2025 · Ligue 127 in 100

The surest calls that missed

the strongest favourites that did not win
  1. Paris FC 2-1 Paris Saint GermainSun 17 May 2026 · away win said66 in 100
  2. Lyon 1-1 Paris FCSun 8 Mar 2026 · home win said63 in 100
  3. Toulouse 1-1 Paris FCSat 21 Feb 2026 · home win said62 in 100
  4. Monaco 0-1 Paris FCSat 1 Nov 2025 · home win said59 in 100
  5. Nice 1-1 Paris FCSun 28 Sep 2025 · home win said58 in 100
  6. Paris FC 1-2 NantesFri 24 Oct 2025 · home win said56 in 100
  7. Strasbourg 0-0 Paris FCSun 15 Mar 2026 · home win said56 in 100
  8. Paris FC 2-2 MarseilleSat 31 Jan 2026 · away win said53 in 100
  9. Lorient 1-1 Paris FCSun 5 Apr 2026 · home win said52 in 100
  10. Paris FC 0-0 AngersSun 25 Jan 2026 · home win said52 in 100
  11. Paris FC 4-1 MonacoFri 10 Apr 2026 · away win said51 in 100
  12. Marseille 2-3 Paris FCSun 6 Sep 2026 · home win said50 in 100

Which clubs beat Vesta's expectationsClubs v Vesta

points won against the points Vesta's forecasts gave (3 × win + draw), these matches
Underrated: more points than expected
ClubMatchesPointsExpectedGap
Paris FC405547.7+7.3
Rennes263.2+2.8
Lens263.4+2.6
Lille263.8+2.2
Angers242.5+1.5
Nantes232.2+0.8
Toulouse243.5+0.5
Troyes111.2−0.2
Strasbourg344.3−0.3
Lorient344.3−0.3
Auxerre222.5−0.5
Le Havre212.5−1.5
Overrated: fewer points than expected
ClubMatchesPointsExpectedGap
Monaco203.8−3.8
Nice314.5−3.5
Brest202.7−2.7
Metz202.2−2.2
Lyon334.9−1.9
Paris Saint Germain234.7−1.7
Marseille345.7−1.7
Le Havre212.5−1.5
Auxerre222.5−0.5
Lorient344.3−0.3
Strasbourg344.3−0.3
Troyes111.2−0.2

League by league, season by seasonLeague by league

Paris FC's matches; the current season so far
CSV
SeasonLeagueMatchesLikeliest saidHappenedDraws saidDrawsGoals expectedGoalsRPS
2026-27Ligue 16435028332.762.000.219
2025-26Ligue 134504126322.832.850.222

Each season from 2017-18 was hidden from Vesta and forecast with a model fitted only on the seasons before it, the same model that publishes today's forecasts (checked Tue 13 Oct 2026). These are the forecasts of past seasons, not the published ones: the public record of forecasts made before kick-off starts on 30 Sep 2026 and lives in Vesta's track record.

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