Prediction: Gray Voelzke vs Sergio Luis Hernandez Ramirez
Team pages: Gray Voelzke · Sergio Luis Hernandez Ramirez
Prediction summary
Winner
Gray Voelzke
Sergio Luis Hernandez Ramirez
Estimated games
21.3
Recent form · 10 last
Gray Voelzke
1-9 (W-L)
Sergio Luis Hernandez Ramirez
4-6 (W-L)
Our model (Elo) vs Market
Rating Elo · Gray Voelzke 1388 · Sergio Luis Hernandez Ramirez 1512
| Gray Voelzke | Sergio Luis Hernandez Ramirez | |
|---|---|---|
| Our model | 33% | 67% |
| Market | 22% | 78% |
The bar above blends our model with the market: where our probability diverges most from the odds is where the model sees the widest gap.
Match keys
- Our model (surface Elo, opponent-adjusted) favours Sergio Luis Hernandez Ramirez (rating 1388 vs 1512).
- Sergio Luis Hernandez Ramirez is in better form: 50% recent wins.
- Note: Gray Voelzke makes many double faults (6.9/match).
Statistics
| Gray Voelzke | Sergio Luis Hernandez Ramirez | |
|---|---|---|
| Win % | 10% | 50% |
| Win % · Clay | – | 56% (9) |
| Sets (G-P) | 0.4-1.8 | 1.1-1.1 |
| Games (G-P) | 9.1-13.4 | 10.5-8.5 |
| Aces | 6.9 | 2.8 |
| Double faults | 6.9 | 1.5 |
| 1st serve % | 72.7% | 68.3% |
| Break % | 30.8% | 47.4% |
Estimated total games (ours)
21.3
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Gray Voelzke
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 21/09 | Lars Wagenaar M15 Forbach |
0-2 | 7-12 | L |
| 06/09 | Yanis Ghazouani Durand Challenger Cassis · Hard |
0-2 | 5-12 | L |
| 26/08 | Stian Klaassen M25 Oldenzaal |
0-2 | 6-12 | L |
| 09/08 | Batiste Guerra M25 Muttenz |
0-2 | 7-13 | L |
| 23/07 | Preston Brown M15 Huamantla · ~Hard |
0-2 | 6-13 | L |
| 22/07 | Eugenio Gonzalez Fitzmaurice M15 Huamantla · ~Hard |
2-0 | 13-8 | W |
| 30/06 | Kris Van Wyk M15 Hillcrest · ~Hard |
1-2 | 14-18 | L |
| 02/06 | Yuya Hirose M15 Harmon · ~Hard |
1-2 | 18-20 | L |
| 24/05 | Stefan Vujic Challenger Centurion · Hard |
0-2 | 8-13 | L |
| 21/05 | Jake Dembo M15 Gaborone · ~Hard |
0-2 | 7-13 | L |
Sergio Luis Hernandez Ramirez
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 07/07 | Luciano Emanuel Ambrogi Challenger Bogota · Clay |
0-2 | 9-13 | L |
| 26/04 | Maximilliano Tapia Touma M15 Quito · ~Clay |
2-0 | 12-3 | W |
| 25/04 | Fernando Cavallo M15 Quito · ~Clay |
0-2 | 7-12 | L |
| 24/04 | Victor Braga M15 Quito · ~Clay |
2-0 | 12-3 | W |
| 23/04 | Felipe De Dios M15 Quito · ~Clay |
2-1 | 16-11 | W |
| 22/04 | Juan Miguel Bolivar Idarraga M15 Quito · ~Clay |
2-0 | 12-3 | W |
| 20/04 | Juan Sebastian Dominguez Collado M15 Quito · ~Clay |
2-0 | 12-2 | W |
| 23/03 | Peter Bertran Challenger Bucaramanga · Clay |
1-2 | 14-15 | L |
| 23/11 | Gerard Campana Lee Challenger Bogota · Clay |
0-2 | 5-12 | L |
| 06/11 | Peter Bertran ITF M15 Valledupar |
0-2 | 6-11 | L |
Frequently asked questions
Who is the favourite in Gray Voelzke vs Sergio Luis Hernandez Ramirez?
Our model gives 73% to Sergio Luis Hernandez Ramirez, using surface Elo on clay.
What is the prediction based on?
On an Elo model by surface (clay) adjusted for opponent quality, compared with the market odds.

