
Noah Rubin defeated Zdenek Kolar 6-4 6-4 in the Oeiras 1 CH round of 16 on hard. The upset overturned the form book — Zdenek Kolar came in defending the title.
No previous meetings on record.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (23 vs 199). ATP, WTA & Challenger.
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.