Santiago Chile Clay Atp 250 Round of 32

Andrea Pellegrino vs Alex Barrena: AI Prediction | Games, Aces & Double Faults

Andrea Pellegrino

Rank: #137
36%
VS

Alex Barrena

Rank: #183
64%
Expected Total Games: 23.5
Predicted Winner: Alex Barrena

Player Metrics

Andrea Pellegrino

Form Index: 42.8
ELO Rating: 444.0
Glicko2 Rating: 1527.7
Current Fatigue (minutes): 259.0
Surface Strength:
Hard: 1.0
Clay: 3.4
Grass: 3.4
Serve Rating: 79.5
Return Rating: 99.6

Alex Barrena

Form Index: 36.6
ELO Rating: 307.7
Glicko2 Rating: 1507.7
Current Fatigue (minutes): 148.0
Surface Strength:
Hard: 2.4
Clay: 3.1
Grass: 2.7
Serve Rating: 93.3
Return Rating: 86.7

Recent Matches

Andrea Pellegrino

  • Last Match: vs Daniel Elahi Galan (2-1) clay Santiago 178 min
  • 2nd Last Match: vs Nicolas Villalon (2-0) clay Santiago 81 min
  • 3rd Last Match: vs Vilius Gaubas (0-2) clay Rio 129 min
  • 4th Last Match: vs Tomas Martin Etcheverry (0-2) clay Buenos Aires 98 min
  • 5th Last Match: vs Thiago Seyboth Wild (2-0) clay Buenos Aires 122 min

Alex Barrena

  • Last Match: vs Vilius Gaubas (2-0) clay Santiago 70 min
  • 2nd Last Match: vs Daniel Antonio Nunez (1-0) clay Santiago 78 min
  • 3rd Last Match: vs Vit Kopriva (1-2) clay Buenos Aires 147 min
  • 4th Last Match: vs Tristan Boyer (1-2) hard Australian Open 174 min
  • 5th Last Match: vs Kimmer Coppejans (1-2) hard Us Open 174 min

Head-to-Head (Last 2 Seasons)

0
Andrea Pellegrino
vs
0
Alex Barrena
Hard
0 - 0
Clay
0 - 0
Grass
0 - 0

Key Prediction Insights

This Round of 32 clash in Santiago, Chile (clay, atp_250 event) pits Andrea Pellegrino against Alex Barrena. The model favors Alex Barrena with a 63.55% chance to win versus 36.45% for Pellegrino, and a predicted total of about 23.46 games in the match.

Match Analysis

Pellegrino arrives with the higher ranking (137) and a substantially higher Elo (444.02) than Barrena (rank 183, Elo 307.72). Pellegrino’s form index (42.80) is slightly better than Barrena’s (36.64), but his cumulative fatigue is markedly higher (259 minutes vs 148 minutes), largely driven by a marathon 178-minute win in the last round. Both players show very low surface strength indexes on clay (Pellegrino 3.37, Barrena 3.15), suggesting neither is a pronounced clay specialist in the available data. Serve and return profiles set up an intriguing contrast: Barrena’s mean serve index (93.27) is significantly higher than Pellegrino’s (79.54), a difference greater than 5 points that favors Barrena on serve, while Pellegrino’s mean return index (99.57) is markedly stronger than Barrena’s (86.67), also a gap above 5 points. Recent form shows Pellegrino with two wins in Santiago (including the long 178-minute match) and one prior loss in Rio, whereas Barrena has two straight wins in Santiago (relatively quick matches of 70 and 78 minutes) and a recent three-set loss in Buenos Aires. Barrena’s fresher legs and big-serve profile contrast with Pellegrino’s superior return ability but heavier workload.

Total Games Predictions

🎾
Expected Total Games in Match 23.5 Most likely outcome: 23 games

📊 Total Games Probability Distribution

Distribution

Probability of each total games outcome

Cumulative Probability (CDF)

Probability of total games ≤ X

Aces and Double Faults Predictions

The aces prediction sits at about 16.86 total aces for the match, and the predicted aces are likely to be concentrated with Barrena given his higher serve index. The double faults prediction is 5.74 expected double faults for the match; on clay, slower ball speed and longer points typically reduce ace totals but can raise fatigue-driven errors like double faults. Barrena’s stronger serve should lift the ace count somewhat, while Pellegrino’s fatigue could contribute to the expected double faults.
🎯
Expected Total Aces 16.9 Most likely: 16 aces
Expected Total Double Faults 5.7 Most likely: 5 double faults

🎯 Aces Probability Distribution

Distribution

Probability of each ace count outcome

Cumulative Probability (CDF)

Probability of aces ≤ X

Double Faults Probability Distribution

Distribution

Probability of each double fault count outcome

Cumulative Probability (CDF)

Probability of double faults ≤ X

Final Prediction

Barrena’s edge comes from a combination of fresher legs and a significantly stronger serve, which the model rates as decisive on the projected outcome. The key factor to watch is Pellegrino’s return performance—if he can convert break opportunities despite fatigue, he can derail Barrena’s serving advantage.

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