Marsan, Thomas
Current rating: 1532
Record: 8-8-2
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 36 | Mitnick, Howard (1518) | Lost 0-2 | -181516 |
| 3sealed | 132 | Smith, Bryan (1465) | Lost 1-2 | -191497 |
| 4sealed | 204 | Sibilia, Elan D (1481) | Won 2-0 | +171514 |
| 5sealed | 173 | Couillard Tremblay, Francis (1503) | Won 2-0 | +181532 |
| 6sealed | 80 | Harris, Jacob (1518) | Lost 1-2 | -181514 |
| 7sealed | 120 | Murray, Aaron (1499) | Won 2-0 | +181532 |
| average opponent: 1497record: 3-3 | new rating: 1532 | |||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 390 | Martin, Nick A (1517) | Won 2-0 | +181518 |
| 5sealed | 375 | Saito, Tomoharu (1918) | Won 2-1 | +251543 |
| 6sealed | 340 | Turchansky, Zak (1544) | Won 2-0 | +181561 |
| 7sealed | 329 | Woods, Conley (2017) | Lost 1-2 | -101551 |
| 8sealed | 338 | Antonescu, Christian (1636) | Won 2-0 | +201571 |
| 9sealed | 336 | Stolze, Philip (1678) | Draw 1-1 | +21573 |
| 10sealed | 333 | Wemyss, Ceilyn (1751) | Won 0-0 | +211594 |
| 11draft | 9 | Gottlieb, Bryan (1769) | Lost 0-2 | -151579 |
| 12draft | 69 | O'Donnell, Brendan (1782) | Lost 0-2 | -141565 |
| 13draft | 51 | Ragsdale, Adam (1634) | Lost 0-2 | -171548 |
| 15draft | 35 | Potvin, Guillaume (1600) | Lost 1-2 | -171531 |
| 16draft | 26 | Plurkowski, Luke (1700) | Draw 1-1 | +31534 |
| average opponent: 1712record: 5-5-2 | new rating: 1534 | |||