Tennis · Challenger Matsuyama · 13/11, 03:00
Prediction: Kaichi Uchida vs Billy Harris
Team pages: Kaichi Uchida · Billy Harris
Prediction summary
Winner
Kaichi Uchida
Billy Harris
Estimated games
22.7
Recent form · 10 last
Kaichi Uchida
6-4 (W-L)
Billy Harris
5-5 (W-L)
Our model (Elo) vs Market
Rating Elo · Kaichi Uchida 1490 · Billy Harris 1515
| Kaichi Uchida | Billy Harris | |
|---|---|---|
| Our model | 46% | 54% |
| Market | 23% | 77% |
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
| Kaichi Uchida | Billy Harris | |
|---|---|---|
| Win % | 50% | 50% |
| Win % · Hard | 50% (10) | 50% (10) |
| Sets (G-P) | 1.1-1.2 | 1.2-1.1 |
| Games (G-P) | 12.2-11.6 | 12.4-11 |
| Aces | 7.8 | 4.9 |
| Double faults | 2.1 | 1.9 |
| 1st serve % | 75.1% | 72% |
| Break % | 33.5% | 41.1% |
Estimated total games (ours)
22.7
Last 10 matches played
Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.
Kaichi Uchida
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 11/11 | Joel Schwaerzler Challenger Matsuyama · Hard |
2-1 | 18-13 | W |
| 10/11 | Mili Poljicak Challenger Matsuyama · Hard |
2-1 | 18-12 | W |
| 02/11 | Chun-Chien Hou Challenger Taipei · Hard |
0-2 | 12-14 | L |
| 28/10 | Harold Mayot Challenger Ningbo · Hard |
0-2 | 5-12 | L |
| 26/10 | Ognjen Milic Challenger Ningbo · Hard |
2-0 | 13-8 | W |
| 20/10 | Zhizhen Zhang Challenger Guangzhou · Hard |
0-2 | 9-13 | L |
| 12/10 | Ilya Ivashka Challenger Jinan · Hard |
0-2 | 6-12 | L |
| 11/10 | Jesse Delaney Challenger Jinan · Hard |
2-0 | 13-7 | W |
| 08/10 | Ryan Seggerman Challenger Wuning · Hard |
1-2 | 15-17 | L |
| 06/10 | Masamichi Imamura Challenger Wuning · Hard |
2-0 | 13-8 | W |
Billy Harris
Swipe the table sideways →
| Date | Opponent | Sets | Games | Res. |
|---|---|---|---|---|
| 11/11 | Fajing Sun Challenger Matsuyama · Hard |
2-0 | 12-4 | W |
| 10/11 | Liam Broady Challenger Matsuyama · Hard |
2-1 | 15-14 | W |
| 04/11 | Jan Kumstat Challenger Taipei · Hard |
0-2 | 10-13 | L |
| 03/11 | Kuan-Shou Chen Challenger Taipei · Hard |
2-0 | 12-4 | W |
| 31/10 | Terence Atmane Challenger Seoul · Hard |
0-2 | 4-12 | L |
| 28/10 | Aleksandar Vukic Challenger Seoul · Hard |
2-0 | 12-6 | W |
| 26/10 | Jangjun Kim Challenger Seoul · Hard |
2-0 | 13-8 | W |
| 14/10 | Matisse Bobichon Challenger Roanne · Hard |
0-2 | 11-14 | L |
| 05/10 | Dalibor Svrcina ATP Shanghai · Hard |
1-2 | 17-18 | L |
| 29/09 | Felix Balshaw Challenger Mouilleron le Captif · Hard |
1-2 | 18-17 | L |
Frequently asked questions
Who is the favourite in Kaichi Uchida vs Billy Harris?
Our model gives 66% to Billy Harris, 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.

