luckadjusted
La Liga Matchday 7 · 2026-27

Matchday 3 · La Liga 2015-16 · September 14, 2015

Rayo 1–3 Deportivo: who deserved to win?

Deportivo beat Rayo 3–1, and the replays back it up: with the way both teams played, Deportivo win 7 of 10, 2 end level. Deportivo made the better chances: 1.3 expected goals to 0.7.

Full time

TeamGoalsxG
Rayo Vallecano 1 0.68
Deportivo La Coruña 3 1.34

September 14, 2015 · Estadio de Vallecas · Referee: Ricardo De Burgos Bengoetxea

Luck index +24 Deportivo about even · −24 Rayo

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. Rayo win 1, 2 end level, Deportivo win 7.

  1. 1 RAY 1 DEP 0
  2. 2 RAY 1 DEP 1
  3. 3 RAY 1 DEP 1
  4. 4 RAY 0 DEP 4
  5. 5 RAY 1 DEP 4
  6. 6 RAY 1 DEP 3
  7. 7 RAY 0 DEP 2
  8. 8 RAY 0 DEP 1
  9. 9 RAY 1 DEP 2
  10. 10 RAY 0 DEP 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

Rayo win 12%, 23% end level, Deportivo win 65%. The line is what actually happened: Deportivo by 2.

Show as a table
After 90 minutes in the replaysShare of replays
Rayo by 3+0.6%
Rayo by 22.3%
Rayo by 19.5%
Draw22.6%
Deportivo by 126.5%
Deportivo by 220.6%
Deportivo by 3+18.0%

Where the luck was

FinishingShotsGoalsExpected goalsAbove expected
Rayo810.68+0.32
Deportivo1431.34+1.66

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
6'Celso Borges Mora scored from a shot0.14
26'Adrián Embarba Blázquez scored from a shot0.45
27'Luis Alberto Romero Alconchel scored from a shot0.06
60'Lucas Pérez Martínez scored from a shot0.24
92'Lucas Pérez Martínez didn’t score from a shot0.33

When it happened

Rayo’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 Rayo was ahead in it, below while Deportivo was.
#WhenWhat happenedWin probability for
1 3' Javier Guerra Rodríguez didn’t score from a shotFinishing · 9% chance +2% DEP
2 6' Celso Borges Mora scored from a shotFinishing · 14% chance +22% DEP
3 22' Adrián Embarba Blázquez didn’t score from a shotFinishing · 5% chance +1% DEP
4 24' Luis Alberto Romero Alconchel didn’t score from a shotFinishing · 9% chance +2% RAY
5 26' Adrián Embarba Blázquez scored from a shotFinishing · 45% chance +16% RAY
6 27' The game turned hereLuis Alberto Romero Alconchel scored from a shotFinishing · 6% chance +27% DEP
7 34' Luis Alberto Romero Alconchel didn’t score from a shotFinishing · 6% chance +1% RAY
8 60' Lucas Pérez Martínez scored from a shotFinishing · 24% chance +11% DEP

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

Rayo 4% · draw 14% · Deportivo 81%

Final margin
Deportivo by 2
Luck in goals
1.0 for Deportivo
Luck-adjusted margin
Deportivo by 1.0
Replay with same day's form
Rayo 12% · draw 23% · Deportivo 65% 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). Deportivo win 76% of replays (a draw counted as half).

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