Vitesse v FC OSS — prediction, stats and goal analysis

Eerste Divisie · Friday, 4 September 2026. Final score 2–1 (half-time 0–0). Rebuilt from the season as it stood that morning, our rating would have been 60% for over 2.5 goals. This match is older than our frozen ratings ledger, which keeps 30 days, so that figure is a reconstruction from pre-match data rather than a number we published at the time — a distinction worth making, because only the frozen ones prove what we actually said beforehand.

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Our ratings for this match

MarketYesNoOur call
Over 2.5 goals60%40%Over
Over 3.5 goals36%64%no pick
Both teams to score60%40%Yes

The result model puts Vitesse at 44%, the draw at 26% and FC OSS at 29%, from expected goals of 1.5 and 1.18.

How we got this number

The league sets the starting point. Eerste Divisie has produced over 2.5 goals in 64% of its matches, and that is where a team with no record of its own would sit.

Each side's own record. Vitesse have 3 in 4 this season (1 of 2 at home), FC OSS 3 in 4 (1 of 2 away). Those records are pulled toward the league rate with the weight of about 24 matches — enough that two or three unusual games cannot swing a rating — giving 66% and 66%.

Last season still counts, briefly. With 4 and 4 games played this season, last season's rates are still blended in and fade out entirely by game 40 — the point at which our testing showed they stop adding accuracy. A single season is part luck, so each club's record is first pulled toward the league average by 34 games' weight. That moves the two figures to 66% and 63%.

The mix. Weighted 40% home side, 40% away side and 20% league — the split that beat every alternative across 30,582 matches of testing — that gives 64%.

Head to head. These sides have met 4 times in three years, producing over 2.5 goals in 50%. That nudges the number 5% of the way toward the head-to-head pattern — deliberately small, because fixtures change more than reputations do — landing on 64%.

Goal expectation. Separately a Poisson model built from attack and defence strength — using real expected-goals data where the league has it — puts this match at 50%, from expected goals of 1.5 for Vitesse and 1.18 for FC OSS. Folding in 30% of that view gives 60%.

This breakdown is generated from the same inputs the rating uses, so it cannot describe a calculation we did not perform. The full model is set out in the methodology.

Season form

TeamGamesO2.5O3.5BTTS
Vitesse475%50%75%
FC OSS475%0%50%

Head to head

6 Feb 26FC OSS 1–2 VitesseO2.5
7 Dec 25Vitesse 0–0 FC OSSU2.5
2 May 25FC OSS 2–2 VitesseO2.5
2 Nov 24Vitesse 0–0 FC OSSU2.5

More: Vitesse season stats · FC OSS season stats · Eerste Divisie table and form. Ratings are calibrated probabilities, not tips — a 60% call is expected to miss two times in five.