Miguel Pastura defeated Lucas Arnold Ker 6-4 6-1 in the Bolivia Chile Masters 1 round of 32 on clay. The upset overturned the form book — Lucas Arnold Ker came in leading the head-to-head 2–0. Miguel Pastura claimed a first win over Lucas Arnold Ker in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1995-09-02 | Argentina 2 Masters 4 | F | clay | Lucas Arnold Ker | 6-2 6-3 |
| 1993-05-08 | Chile 1 Masters 1 | F | clay | Lucas Arnold Ker | 6-1 6-4 |
Averages over each player's completed matches in the selected window (1 vs 42). 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. Small sample — read as indicative. About