Alexander Donski vs Andrea Guerrieri Prediction (Aug 17, 2026)
Result: Andrea Guerrieri won. We gave Andrea Guerrieri 56% before the match, so our pick (Andrea Guerrieri) was right.
Brier score (lower is better): ours 0.198, market six hours out 0.102.
| Our model | Andrea Guerrieri 56% · Alexander Donski 44% |
| Market price at our call | Andrea Guerrieri 80% |
| Event | Challenger Quebec City · Hard |
| Scheduled start | Mon Aug 17, 2026, 02:00 PM ET |
| Call logged | 2026-08-17 05:11 UTC (before first serve) |
Every call we make is logged before the match and graded after it. See the live tennis board, the full match list and our public track record.
All Challenger Quebec City 2026 predictions · Andrea Guerrieri predictions
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