Dominik Koepfer vs Gabriel Diallo — Calgary CH Semi-final
Koepfer D.
Dominik Koepfer defeated Gabriel Diallo 7-6 6-1 in the Calgary CH semi-final on hard. The upset overturned the form book — Gabriel Diallo came in ranked #93.
Key context
- Match story: Dominik Koepfer came through a tight passage before pulling clear — 7–6 6–1.
Head to head
No previous meetings on record.
Serve vs return
This seasonEach player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Serve & return on hard
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Statistics
This seasonAverages over each player's completed matches in the selected window (144 vs 199). ATP, WTA & Challenger.
Clutch
Under pressurePerformance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Umpiry Score
Pre-matchThe Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Freshness
Recent loadDiallo G.: 12 days rest · 2 matches (14d). Higher means fresher. About