Janice Tjen vs Caijsa Hennemann prediction for May 18, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects Caijsa Hennemann 0 - Janice Tjen 0. Janice Tjen is favored with a 55.4% win probability.
Caijsa Hennemann
1447
Hard Elo
VS
Hard • WTA
Janice Tjen
1468
Hard Elo
Match Win Probability
Caijsa HennemannJanice Tjen
Hard
Surface
Rabat
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 54.7% (2,463 games)
Match Context
Tournament
Rabat
Surface
Hard
Format
Best of 3 · WTA
Surface Elo Ratings (Hard)
Janice Tjen
Caijsa Hennemann
Janice Tjen leads by 21 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%
Janice Tjen SPW
59.0%
Above tour avg
Caijsa Hennemann SPW
56.9%
Above tour avg
● Janice Tjen has a slight serve edge (+2.0%)
Market Odds & Model Edge
Janice Tjen ML
+165
Model: 55%
Edge: +17.6%
Caijsa Hennemann ML
-190
Model: 45%
Edge: -20.9%
Model Projection
Janice Tjen ML +165 · +17.6% edge
Key Matchup Factors
- Players are closely matched (21-point Elo gap)
- Hard court provides a neutral surface — favors all-court players
- Janice Tjen has the stronger serve profile on this surface
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · WTA
Edge Analysis
Moneyline
Janice Tjen 55.4%
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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 →