Ergi Kirkin vs Federico Zeballos Prediction (Aug 10, 2026)
Result: Ergi Kirkin won. We gave Ergi Kirkin 52% before the match, so our pick (Ergi Kirkin) was right.
Brier score (lower is better): ours 0.229, market six hours out 0.040.
| Our model | Ergi Kirkin 52% · Federico Zeballos 48% |
| Market price at our call | Ergi Kirkin 75% |
| Event | Challenger Hamburg Qualification · Hard |
| Scheduled start | Mon Aug 10, 2026, 07:30 AM ET |
| Call logged | 2026-08-09 20:53 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 Hamburg Qualification 2026 predictions
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