Torchia, Jonathon
Current rating: 1467
Record: 13-16
| Grand Prix Toronto 2019 (modern) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 247 | Dambrumenil, Bryan (1500) | Won 2-0 | +191455 |
| 2modern | 151 | Smith, Kevin (1543) | Lost 1-2 | -161439 |
| 3modern | 345 | Harten, Charles (1501) | Lost 1-2 | -171422 |
| 4modern | 522 | Bachert, Timothy (1451) | Won 2-1 | +191441 |
| 5modern | 411 | Ecclestone, Charles (1499) | Won 2-0 | +191460 |
| 6modern | 211 | Bibeau, Julien (1519) | Won 2-1 | +191479 |
| 7modern | 216 | Saypoff, Matthew (1847) | Lost 0-2 | -121467 |
| top | average opponent: 1551record: 4-3 | new rating: 1467 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 347 | Dunlop, Thomas (1500) | Lost 0-2 | -171472 |
| 2modern | 544 | Hammond, Elijah (1482) | Won 2-0 | +181490 |
| 3modern | 464 | Fowler, Jason (1485) | Lost 0-2 | -181472 |
| 4modern | 564 | O'Donnell, Caleb (1475) | Won 2-1 | +181490 |
| 5modern | 480 | Lombardi, Joseph (1495) | Lost 1-2 | -181472 |
| 6modern | 498 | Whyte, Sean (1479) | Lost 1-2 | -181454 |
| 7modern | 537 | Renaud, Pierre-Yves (1467) | Lost 0-2 | -181436 |
| top | average opponent: 1483record: 2-5 | new rating: 1436 | ||
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 249 | Merson, Hugh (1597) | Lost 1-2 | -151465 |
| 2sealed | 406 | Mcarthur, Graeme (1485) | Lost 1-2 | -181447 |
| 3sealed | 638 | Crudo, Anthony (1464) | Won 2-0 | +181465 |
| 4sealed | 500 | Li, Gideon (1456) | Won 2-0 | +181483 |
| 5sealed | 457 | Howard, Cody (1529) | Won 2-0 | +191502 |
| 6sealed | 225 | Locke, Matt (1487) | Lost 0-2 | -181484 |
| 7sealed | 370 | Prieur, Philippe (1483) | Won 2-0 | +181502 |
| 8sealed | 213 | Gordon, Andrew [CAN] (1834) | Lost 1-2 | -131489 |
| top | average opponent: 1542record: 4-4 | new rating: 1489 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 362 | St. Pierre, Glen E (1500) | Won 2-1 | +181518 |
| 2sealed | 472 | Neuman, Rick (1517) | Won 2-0 | +181536 |
| 3sealed | 363 | Gilbert, Nathan (1536) | Lost 0-2 | -181518 |
| 4sealed | 478 | O'Bryant, Christopher (1523) | Lost 0-2 | -181500 |
| 5sealed | 503 | Mccullough, Matthew (1483) | Won 2-1 | +181518 |
| 6sealed | 461 | Kestenberg, Lee (1474) | Lost 0-2 | -191499 |
| 7sealed | 458 | Hackett, Chris (1469) | Lost 1-2 | -191480 |
| top | average opponent: 1500record: 3-4 | new rating: 1480 | ||