FINAL: Marcos Giron 7 — Cruz Hewitt 12. Our Monte Carlo simulation projected Marcos Giron 0 - Cruz Hewitt 0 (Marcos Giron at 62.9% win probability).
Marcos Giron
1583
Hard Elo
VS
Hard • ATP
Cruz Hewitt
1518
Hard Elo
Match Win Probability
Marcos GironCruz Hewitt
Hard
Surface
ATP Washington Open
Tournament
10,000
Simulations
Calibrated accuracy at this confidence: 58.1% (14,259 games)
Projected
Marcos Giron 0 — Cruz Hewitt 0
Actual
Marcos Giron 7 — Cruz Hewitt 12
Pick Results
Cruz Hewitt +4.5 games +110spreadWIN+0.55u
Match Context
Tournament
ATP Washington Open
Surface
Hard
Format
Best of 3 · ATP
Surface Elo Ratings (Hard)
Cruz Hewitt
Marcos Giron
Marcos Giron leads by 65 Elo points on Hard
Serve & Return Analysis
Serve Points Won % (SPW) is the single most predictive metric in tennis. ATP average on Hard: 63.5%
Cruz Hewitt SPW
61.0%
Below tour avg
Marcos Giron SPW
63.0%
Below tour avg
● Marcos Giron has a slight serve edge (+2.0%)
Market Odds & Model Edge
Cruz Hewitt ML
+729
Model: 37%
Edge: +25.0%
Marcos Giron ML
-1115
Model: 63%
Edge: -28.8%
Model Projection
Cruz Hewitt ML +729 · +25.0% edge
Key Matchup Factors
- Marcos Giron has a moderate 65-point Elo edge on Hard
- Hard court provides a neutral surface — favors all-court players
- Marcos Giron has the stronger serve profile on this surface
Surface Elo v1.0 · Barnett-Clarke serve model · 10,000 simulations · ATP
Edge Analysis
Moneyline
Marcos Giron 62.9%
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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. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →
Permanent record: this game page is retired 90 days after the event. The full graded Tennis 2026 record — every pick, win rate, units and ROI — lives on the Tennis 2026 season report card.