Carsten Ball defeated Chase Buchanan 6-2 6-3 in the USA F27 qualifying round on hard. The upset overturned the form book — Chase Buchanan came in leading the head-to-head 1–0, but Carsten Ball had been the form player, winning 3 of their last 6 on hard. Carsten Ball claimed a first win over Chase Buchanan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-09-03 | Canada F7 | SF | clay | Chase Buchanan | 7-6(6) 6-4 |
Averages over each player's completed matches in the selected window (22 vs 83). 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