Expected goals

Jan Ziolkowski — xG and xA

Underlying expected output for Jan Ziolkowski (Roma) across the last 3 matches with Understat coverage. xG / xA are per-shot probability sums — they tell you what an average finisher would have scored from the chances Jan Ziolkowski got. Sustained over/underperformance versus xG is the single most predictive form signal in football analytics.

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xG

0.12

vs 0 goals

xA

0.10

vs 0 assists

xG / 90

0.29

xA / 90

0.23

DateOpponentMinGxGAxA
24 Mayat Hellas Verona2600.050
17 Mayvs Lazio700.070
08 Marat Genoa6000.10
Source: Understat per-shot xG model. Full Jan Ziolkowski profile adds AI-authored context, last-5 ratings, sidelined timeline, and upcoming fixtures.