de Vries, Peter
Current rating: 1453
| Grand Prix Toronto 2018 (modern) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 532 | Marcos, Paulo (1500) | Lost 0-2 | -181472 |
| 2modern | 487 | Zuelke, Christian (1424) | Draw 1-1 | -11471 |
| 3modern | 693 | Mills Emmett, Asha (1465) | Lost 1-2 | -181453 |
| top | average opponent: 1463record: 0-2-1 | new rating: 1453 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 70 | Denault, Jean-Francois (1518) | Lost 1-2 | -171429 |
| 3sealed | 549 | Simmons, Keith (1502) | Won 2-1 | +191448 |
| 4sealed | 79 | Dore, Stephane (1510) | Won 2-1 | +191467 |
| 5sealed | 280 | Cousins, Charles (1535) | Lost 0-2 | -161451 |
| 6sealed | 376 | Leonard Huu Nguyen, Christopher (1521) | Won 2-0 | +191470 |
| 7sealed | 268 | Messaoudi, Nizar (1571) | Lost 1-2 | -161454 |
| 8sealed | 17 | Cameron, Shaun (1469) | Won 2-1 | +181472 |
| 9sealed | 150 | Bianchi, Alex (1458) | Won 2-0 | +181490 |
| top | average opponent: 1510record: 5-3 | new rating: 1490 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 37 | Belhumeur, Scott (1481) | Lost 1-2 | -181482 |
| 2sealed | 416 | Follett, Jeff (1480) | Lost 0-2 | -181464 |
| 3sealed | 690 | Kalinowski, Daniel (1464) | Lost 1-2 | -181446 |
| top | average opponent: 1475record: 0-3 | new rating: 1446 | ||