TennisEdge's AI model finds no betting value in D. Altmaier vs B. Shelton (Hamburg on 2026-05-19) — the market is efficient, with B. Shelton favoured at 1.40.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | D. Altmaier | B. Shelton |
|---|---|---|
| Elo ratings-based, surface-weighted |
56.6% | 43.4% |
| Machine learning 29-feature gradient-boosted model |
52.9% | 47.1% |
| Serve / return point-by-point simulation |
32.2% | 67.8% |
| Blend what the bot actually prices off |
47.2% | 52.8% |
| Market implied de-vigged from the opening odds |
31.8% | 68.2% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| D. Altmaier | clay | 1741 | 128–82 | 210 |
| B. Shelton | hard | 1936 | 144–68 | 212 |
Our own ratings, computed from match results since 2018. Players with fewer than 5 rated matches are omitted rather than shown at a provisional starting value. Last updated July 22, 2026.
D. Altmaier leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| May 19, 2026 | Hamburg | clay | D. Altmaier | 2 - 1 |
| W | A. Vukic | 1 - 2 | Aug. 4, 2026 |
| L | A. Molcan | 2 - 1 | July 22, 2026 |
| W | R. Collignon | 2 - 0 | July 21, 2026 |
| L | L. Darderi | 0 - 2 | July 15, 2026 |
| W | H. Gaston | 2 - 0 | July 14, 2026 |
| L | A. Tabilo | 2 - 1 | Aug. 1, 2026 |
| W | U. Humbert | 1 - 2 | July 30, 2026 |
| W | M. Damm | 1 - 2 | July 28, 2026 |
| L | O. Virtanen | 3 - 2 | June 30, 2026 |
| W | C. Ruud | 0 - 2 | June 25, 2026 |
All May 19, 2026 results & picks →
Math-only prediction: no LLM calls used