Mona Barthel vs Samira de Stefano Prediction (Sep 20, 2026)

Result: Samira de Stefano won. We gave Samira de Stefano 31% before the match, so our pick (Mona Barthel) was wrong.

Brier score (lower is better): ours 0.475, market six hours out 0.348.

Our modelMona Barthel 69% · Samira de Stefano 31%
Market price at our callMona Barthel 48%
Event125k Ljubljana · Clay
Scheduled startSun Sep 20, 2026, 09:00 AM ET
Call logged2026-09-19 22:12 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 125k Ljubljana 2026 predictions · Mona Barthel predictions · Samira de Stefano predictions

More matches on Sep 20:

Tennis board Contact