Ritz, Walter
Current rating: 1432
Record: 1-5
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 490 | Carter, Sean W (1500) | Won 2-0 | +181466 |
| 2sealed | 422 | Van Leeuwen, Andrew (1502) | Lost 0-2 | -171449 |
| 3sealed | 527 | Honoridez, Mikhail (1499) | Lost 0-2 | -171432 |
| average opponent: 1500record: 1-2 | new rating: 1432 | |||
| Grand Prix Toronto 2006 (DIS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 67 | Popp, Brian (1499) | Lost 1-2 | -181482 |
| 2sealed | 147 | Jones, Trent (1568) | Lost 0-2 | -161466 |
| 3sealed | 209 | Noworaj, Andrew (1465) | Lost 1-2 | -181448 |
| average opponent: 1511record: 0-3 | new rating: 1448 | |||