Istra 1961 v HNK Gorica — prediction, stats and goal analysis

HNL · Saturday, 19 September 2026. Final score 0–1 (half-time 0–0). Rebuilt from the season as it stood that morning, our rating would have been 49% 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 goals49%51%Under
Over 3.5 goals28%72%no pick
Both teams to score52%48%Yes

The result model puts Istra 1961 at 51%, the draw at 26% and HNK Gorica at 24%, from expected goals of 1.62 and 1.02.

How we got this number

The league sets the starting point. HNL has produced over 2.5 goals in 50% of its matches, and that is where a team with no record of its own would sit.

Each side's own record. Istra 1961 have 6 in 7 this season (4 of 4 at home), HNK Gorica 3 in 7 (1 of 3 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 58% and 48%.

Last season still counts, briefly. With 7 and 7 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 51% and 47%.

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 50%.

Head to head. These sides have met 12 times in three years, producing over 2.5 goals in 17%. 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 48%.

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 49%, from expected goals of 1.62 for Istra 1961 and 1.02 for HNK Gorica. Folding in 30% of that view gives 48%.

Calibration. Tested against 97,729 past matches, our ratings below 55% have run consistently too pessimistic — a figure in the high 30s, for instance, has come in about four points higher. So ratings in that range are lifted part-way back, giving 49%.

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
Istra 1961786%71%71%
HNK Gorica743%29%43%

Head to head

27 Apr 26HNK Gorica 1–0 Istra 1961U2.5
21 Feb 26Istra 1961 0–2 HNK GoricaU2.5
23 Nov 25HNK Gorica 1–0 Istra 1961U2.5
29 Aug 25Istra 1961 1–0 HNK GoricaU2.5
12 Apr 25HNK Gorica 3–2 Istra 1961O2.5
31 Jan 25Istra 1961 0–0 HNK GoricaU2.5

More: Istra 1961 season stats · HNK Gorica season stats · HNL table and form. Ratings are calibrated probabilities, not tips — a 60% call is expected to miss two times in five.