Tennis · M25 Las Vegas · 28/10, 20:00
Prediction: William Jansen vs Xavier Calvelo
Team pages: William Jansen · Xavier Calvelo
Prediction summary
Winner
William Jansen
Xavier Calvelo
Estimated games
21.5
Recent form · 10 last
William Jansen
5-5 (W-L)
Xavier Calvelo
8-2 (W-L)
Our model (Elo) vs Market
Rating Elo · William Jansen 1532 · Xavier Calvelo 1559
| William Jansen | Xavier Calvelo | |
|---|---|---|
| Our model | 46% | 54% |
| Market | 72% | 28% |
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.
Statistics
| William Jansen | Xavier Calvelo | |
|---|---|---|
| Win % | 60% | 70% |
| Win % · Hard | – | 70% (10) |
| Sets (G-P) | 1.3-0.8 | 1.6-0.7 |
| Games (G-P) | 11.9-9.5 | 12.3-10.1 |
| Aces | 5.4 | 4.1 |
| Double faults | 1.9 | 3.1 |
| 1st serve % | 73.4% | 67.2% |
| Break % | 43.6% | 49.7% |
Estimated total games (ours)
21.5
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
William Jansen
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 15/10 | Jack Anthrop M15 Lexington |
0-2 | 9-13 | L |
| 14/10 | Mikael Arseneault M15 Lexington |
2-0 | 13-9 | W |
| 26/09 | Sean Daryabeigi M15 Columbia |
0-1 | 6-7 | L |
| 25/09 | Evan Bynoe M15 Columbia |
2-0 | 12-6 | W |
| 24/09 | Corey Craig M15 Columbia |
2-0 | 12-0 | W |
| 23/09 | Seydina Andre M15 Columbia |
2-0 | 13-8 | W |
| 30/07 | Billy Blaydes M25 Aldershot |
1-2 | 14-17 | L |
| 29/07 | Louis Bowden M25 Aldershot |
2-0 | 12-7 | W |
| 25/07 | Naoya Honda M25 Champaign |
0-2 | 12-14 | L |
| 24/07 | Karim Bennani M25 Champaign |
2-1 | 16-14 | W |
Xavier Calvelo
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 03/10 | Constantinos Djakouris UTR Pro Newport Beach · Hard |
0-2 | 6-12 | L |
| 03/10 | Jan Kobierski UTR Pro Newport Beach · Hard |
2-0 | 13-10 | W |
| 02/10 | Luca Ostovany UTR Pro Newport Beach · Hard |
2-0 | 12-4 | W |
| 30/09 | Adam Chodur UTR Pro Newport Beach · Hard |
2-0 | 12-8 | W |
| 29/09 | Peter Jorniak UTR Pro Newport Beach · Hard |
2-0 | 12-7 | W |
| 06/08 | Jacob Brumm UTR Pro Newport Beach · Hard |
1-2 | 11-15 | L |
| 05/08 | Holland Snell UTR Pro Newport Beach · Hard |
2-0 | 12-5 | W |
| 04/08 | George Hakopian UTR Pro Newport Beach · Hard |
1-2 | 17-16 | L |
| 19/07 | Douglas Yaffa UTR Pro Newport Beach · Hard |
2-1 | 15-17 | W |
| 18/07 | Benjamin Sparks UTR Pro Newport Beach · Hard |
2-0 | 13-7 | W |
Frequently asked questions
Who is the favourite in William Jansen vs Xavier Calvelo?
Our model gives 61% to William Jansen, using surface Elo on hard.
What is the prediction based on?
On an Elo model by surface (hard) adjusted for opponent quality, compared with the market odds.

