
Pedro Boscardin Dias faces Jan Choinski in the Poznan round of 32 on clay. Jan Choinski holds the paper edge — ranked #105, a roughly 150-point clay Elo advantage.
Clear favourite · Choinski J. clearly ahead, but no certainty
Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Direction of recent form — results vs Elo expectation blended with serve/return vs each player's baseline, over the last few months. About
Averages over each player's completed matches in the selected window (28 vs 28). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Boscardin Dias P.: 5 days rest · 1 match, 28 games (7d) · Choinski J.: 4 days rest · 2 matches, 38 games (7d). Higher means fresher. About
No previous meetings on record.