luckadjusted
La Liga Matchday 7 · 2026-27

Matchday 17 · La Liga 2015-16 · December 30, 2015

Celta 0–1 Athletic: who deserved to win?

Athletic beat Celta 1–0, and the replays lean Athletic’s way: 6 wins in 10, 1 for Celta, 3 end level. Athletic made the better chances: 1.2 expected goals to 0.5.

Full time

TeamGoalsxG
Celta Vigo 0 0.45
Athletic Club 1 1.18

December 30, 2015 · Abanca-Balaídos · Referee: Pedro Jesús Pérez Montero

Luck index +26 Athletic lucky · −26 Celta

Each team’s own shots from this match, resampled into new matches 4,000 times, each a goal at its expected-goals chance: with the way both teams actually played, how often does this performance win? How the replay works

Ten replays. Celta win 1, 3 end level, Athletic win 6.

  1. 1 CEL 1 ATH 0
  2. 2 CEL 0 ATH 0
  3. 3 CEL 0 ATH 0
  4. 4 CEL 0 ATH 0
  5. 5 CEL 0 ATH 3
  6. 6 CEL 0 ATH 2
  7. 7 CEL 0 ATH 2
  8. 8 CEL 0 ATH 1
  9. 9 CEL 0 ATH 1
  10. 10 CEL 0 ATH 1

The narrowest view of luck

The same match, with only the coin flips re-rolled: every shot kept where and how it was taken, its outcome redrawn at its chance (75% of finishing counts as luck), own goals at the league’s rate.

There is no betting line for this match, and no forecast from before kickoff: matches of past seasons are replayed, not forecast.

How 4,000 replays of the 90 minutes ended

Celta win 12%, 29% end level, Athletic win 60%. The line is what actually happened: Athletic by 1.

Show as a table
After 90 minutes in the replaysShare of replays
Celta by 3+0.4%
Celta by 22.3%
Celta by 19.2%
Draw28.5%
Athletic by 129.2%
Athletic by 219.2%
Athletic by 3+11.2%

Where the luck was

FinishingShotsGoalsExpected goalsAbove expected
Celta700.45−0.45
Athletic1311.18−0.18

Own goals aren’t shots, so they’re counted on their own. A side above expected finished better than its chances, or met a goalkeeper on a bad day; 75% of the gap counts as luck (why that share).

The big chances, and every goal

MinuteChancexG
70'Raúl García Escudero scored from a shot0.39
90'Javier Eraso Goñi didn’t score from a shot0.40

When it happened

Celta’s chance of winning

As low as 0% and as high as 59%. Numbers mark the biggest luck moments, listed below.

Our in-game win probability: the score and the minutes left, with goals for the rest of the match at the league’s rates. A draw counts half, as in the replays. Shaded above the middle while Celta was ahead in it, below while Athletic was.
#WhenWhat happenedWin probability for
1 17' Sabin Merino Zuloaga didn’t score from a shotFinishing · 6% chance +2% CEL
2 18' Fabián Ariel Orellana Valenzuela didn’t score from a shotFinishing · 13% chance +3% ATH
3 21' Xabier Etxeita Gorritxategi didn’t score from a shotFinishing · 8% chance +2% CEL
4 52' Daniel Wass didn’t score from a free kickFinishing · 5% chance +2% ATH
5 70' The game turned hereRaúl García Escudero scored from a shotFinishing · 39% chance +25% ATH
6 72' Iago Aspas Juncal didn’t score from a shotFinishing · 10% chance +4% ATH
7 76' Daniel Wass didn’t score from a shotFinishing · 5% chance +2% ATH
8 79' Hugo Mallo Novegil didn’t score from a shotFinishing · 9% chance +4% ATH

Adjust the assumptions

Think finishing is more skill than we do? Change how much of it counts as luck and the coin-flip replay of the 90 minutes reruns in your browser.

Only coin-flips re-rolled

Celta 13% · draw 29% · Athletic 57%

Final margin
Athletic by 1
Luck in goals
0.2 for Athletic
Luck-adjusted margin
Athletic by 0.8
Replay with same day's form
Celta 12% · draw 29% · Athletic 60% unchanged: why
How much of each is luck?

0% treats it as skill, 100% as pure luck. The tick is our fit.

What counts
Flip a play

Force the other outcome, in this match and in every replay: a goal becomes a save, a chance goes in.

About these numbers

Expected goals per shot from StatsBomb’s open data; the replays, the in-game win probability and the luck shares are our own models, fitted and tested on every shot of four full league seasons and four tournaments, these matches included (methodology and validation). Athletic win 74% of replays (a draw counted as half).

All matchday 17 matches, 2015-16 · Celta · Athletic

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