Matheson, Zach
Current rating: 1522
Record: 5-4
| Grand Prix Toronto 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 158 | Ellis, Mark (1500) | Won 2-1 | +181518 |
| 2modern | 28 | NORMANDEAU, JULIEN (1518) | Lost 1-2 | -181500 |
| 3modern | 291 | Birol, John (1429) | Won 2-0 | +171517 |
| 4modern | 214 | Hoaen, Rich (1824) | Lost 1-2 | -131504 |
| 5modern | 291 | Troope, Christopher A (1553) | Lost 0-2 | -171487 |
| 6modern | 331 | Iler, Ryan (1421) | Lost 1-2 | -191468 |
| 7modern | 310 | Armstrong, Alicia (1465) | Won 2-0 | +181486 |
| 8modern | 250 | Smith, Andrew J (1480) | Won 2-1 | +181504 |
| 9modern | 206 | Blagaj-Berger, Tamalei (1503) | Won 2-1 | +181522 |
| average opponent: 1521record: 5-4 | new rating: 1522 | |||