Marx, Douglas D
Current rating: 1504
Record: 4-4
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 392 | Levesque, Jean-Rene (1500) | Won 2-0 | +181518 |
| 2sealed | 414 | Thibault, Stephane (1480) | Lost 1-2 | -191499 |
| 3sealed | 453 | Raphael, Gabriel (1500) | Won 2-1 | +181517 |
| 4sealed | 479 | Hebert, Jake (1508) | Won 2-1 | +181535 |
| 5sealed | 431 | Sanguinetti, James (1635) | Lost 0-2 | -161519 |
| 6sealed | 433 | Jette, Fabien (1522) | Lost 1-2 | -181501 |
| 7sealed | 468 | O'Mahoney-Schwartz, Steven (1654) | Lost 1-2 | -151486 |
| 8sealed | 459 | Bradbury, Wayne (1483) | Won 2-0 | +181504 |
| average opponent: 1535record: 4-4 | new rating: 1504 | |||