Lucio Ratti defeated Tai Sach 6-3, 6-3 in the Round of 32 at the Astana tournament. Ratti hit 2 aces and 5 double faults, winning 78% of his first serves and converting 33% of break points. He won 4 service breaks to Sach's 1.
No previous meetings on record.
Averages over each player's completed matches in the selected window (20 vs 16). ATP, WTA & Challenger.
Slight edge · Ratti L. narrowly ahead
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.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About