Marek Gengel vs Christian Langmo Prediction (Sep 7, 2026)
Result: Christian Langmo won. We gave Christian Langmo 46% before the match, so our pick (Marek Gengel) was wrong.
Brier score (lower is better): ours 0.294, market six hours out 0.325.
| Our model | Marek Gengel 54% · Christian Langmo 46% |
| Market price at our call | Marek Gengel 56% |
| Event | Challenger Istanbul 3 · Clay |
| Scheduled start | Mon Sep 7, 2026, 08:30 AM ET |
| Call logged | 2026-09-06 22:10 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 Istanbul 3 2026 predictions
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