Solana Sierra advanced past Maria Fernanda Herazo Gonzalez via walkover in the W50 San Miguel de Tucuman round of 32.
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 (92 vs 47). 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.
Sierra S.: 13 days rest · 1 match (14d). Higher means fresher. About