Thwaites, Mark
Current rating: 1431
Record: 1-5
| Grand Prix Toronto 2019 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 318 | Oliveira, Jacob (1591) | Won 2-0 | +201484 |
| 2modern | 199 | De Sousa, Mathew (1447) | Lost 1-2 | -191465 |
| 3modern | 403 | Poirier-Ashby, Hugo (1503) | Lost 1-2 | -171448 |
| 4modern | 386 | Maddock, Annika (1482) | Lost 1-2 | -171431 |
| average opponent: 1506record: 1-3 | new rating: 1431 | |||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 55 | Lajeunesse, Melville (1482) | Lost 0-2 | -181482 |
| 2standard | 640 | Zaidi, Nayal (1482) | Lost 0-2 | -181464 |
| average opponent: 1482record: 0-2 | new rating: 1464 | |||