Martoni, Tim
Current rating: 1516
Record: 17-17
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Ball, Mike (1500) | Won 2-1 | +181520 |
| 2sealed | 41 | Gervais, Pierre-Luc (1457) | Lost 1-2 | -191501 |
| 3sealed | 452 | Armstrong, Tristan (1482) | Lost 1-2 | -191482 |
| 4sealed | 496 | Youngs, Kurtis (1482) | Won 2-1 | +181500 |
| 5sealed | 444 | Cannons, Matthew (1468) | Won 2-1 | +181518 |
| 6sealed | 224 | Dimiduk, Ellen (1522) | Lost 1-2 | -181500 |
| 7sealed | 313 | Renaud, Domynique (1450) | Lost 1-2 | -191481 |
| 8sealed | 252 | Hornford, Cale (1454) | Won 2-1 | +171498 |
| 9sealed | 195 | Hume, Rory (1496) | Won 2-0 | +181516 |
| top | average opponent: 1479record: 5-4 | new rating: 1516 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 317 | Carama Duchesne, Patrick (1500) | Won 2-0 | +181517 |
| 2sealed | 257 | Belhumeur, Scott (1500) | Lost 0-2 | -181499 |
| 3sealed | 198 | Jung, Leo (1500) | Lost 0-2 | -181481 |
| 4sealed | 267 | Wise, Kevin (1416) | Won 2-1 | +171498 |
| 5sealed | 352 | Houde, Louis (1500) | Won 2-0 | +181516 |
| 6sealed | 390 | Boutin, Jon (1733) | Lost 0-2 | -141502 |
| top | average opponent: 1525record: 3-3 | new rating: 1502 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 136 | Kellar, Nathan (1560) | Won 2-1 | +191514 |
| 2sealed | 556 | Woyiwada, Tyler (1515) | Won 2-0 | +181532 |
| 3sealed | 213 | Shen, Justin (1521) | Lost 0-2 | -181514 |
| 4sealed | 208 | Ward, Nathan (1619) | Won 2-0 | +201534 |
| 5sealed | 133 | Franzini, Giancarlo (1615) | Lost 1-2 | -171517 |
| 6sealed | 397 | Legendre, Randy A (1533) | Lost 1-2 | -181499 |
| top | average opponent: 1561record: 3-3 | new rating: 1499 | ||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 168 | Roux, Sebastien L (1500) | Won 2-1 | +181485 |
| 2sealed | 34 | Rudder, Christian (1538) | Won 2-0 | +191504 |
| 3sealed | 35 | Cuenca, Nicolas (1632) | Lost 0-2 | -151489 |
| 4sealed | 157 | Donelle, Matthew (1520) | Lost 0-2 | -181471 |
| 5sealed | 150 | Lascelles, Steve (1500) | Won 2-0 | +191490 |
| 6sealed | 77 | Grandmaison, Carl (1534) | Won 2-0 | +181508 |
| 7sealed | 50 | Berrios, Stephen (1690) | Won 2-0 | +221530 |
| 8sealed | 38 | Hooper, Kyle (1554) | Lost 1-2 | -181512 |
| 9sealed | 62 | Roy, Mageael (1544) | Lost 0-2 | -171495 |
| top | average opponent: 1557record: 5-4 | new rating: 1495 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Sherkin, Michael B (1500) | Lost 1-2 | -181482 |
| 2sealed | 209 | Halstead, Evan (1482) | Lost 1-2 | -181464 |
| 3sealed | 284 | Nix, Trevor D (1464) | Won 2-1 | +181482 |
| 4sealed | 287 | Higdon, Nigel (1627) | Lost 0-2 | -151467 |
| top | average opponent: 1518record: 1-3 | new rating: 1467 | ||