Erwin, Mathew
Current rating: 1494
Record: 3-4
| Regional Championships Toronto 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 43 | Stoyles, Chris (1458) | Won 2-1 | +171517 |
| 2pioneer | 50 | Fur, Attila (1744) | Lost 0-2 | -141503 |
| 3pioneer | 96 | Woolridge, Dylan (1511) | Won 2-0 | +181521 |
| 4pioneer | 60 | Vaugeois, Christophe (1625) | Lost 1-2 | -161505 |
| 5pioneer | 80 | Anctil, Kevin (1917) | Lost 1-2 | -111494 |
| 6pioneer | 115 | Blanchet, Felix (1488) | Won 2-1 | +181512 |
| 7pioneer | 68 | Ross, Colton (1504) | Lost 1-2 | -181494 |
| average opponent: 1607record: 3-4 | new rating: 1494 | |||