Simona Waltert vs Anhelina Kalinina prediction for May 20, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Anhelina Kalinina 0 - Simona Waltert 0. Anhelina Kalinina is favored with a 50.4% win probability.
Anhelina Kalinina
1576
Hard Elo
VS
Hard • WTA
Simona Waltert
1481
Hard Elo
Match Win Probability
Anhelina KalininaSimona Waltert
Hard
Surface
Rabat
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 50.8% (2,384 games)
Match Context
Tournament
Rabat
Surface
Hard
Format
Best of 3 · WTA
Surface Elo Ratings (Hard)
Simona Waltert
Anhelina Kalinina
Anhelina Kalinina leads by 96 Elo points on Hard
Serve & Return Analysis
Serve Points Won % (SPW) is the single most predictive metric in tennis. WTA average on Hard: 56.5%
Simona Waltert SPW
56.9%
Above tour avg
Anhelina Kalinina SPW
55.3%
Below tour avg
● Simona Waltert has a slight serve edge (+1.7%)
Market Odds & Model Edge
Simona Waltert ML
+165
Model: 50%
Edge: +11.9%
Anhelina Kalinina ML
-200
Model: 50%
Edge: -16.3%
Model Projection
Simona Waltert ML +165 · +11.9% edge
Key Matchup Factors
- Anhelina Kalinina has a moderate 96-point Elo edge on Hard
- Hard court provides a neutral surface — favors all-court players
- Simona Waltert has the stronger serve profile on this surface
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · WTA
Edge Analysis
Moneyline
Anhelina Kalinina 50.4%
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How this prediction was generated: This page shows output from the Olympus Bets ATP/WTA Tennis Monte Carlo engine. Each game is simulated 10,000 times using real-time team data, injury reports, and current odds. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →