Parks, Jason
Current rating: 1431
Record: 5-9
| Grand Prix Toronto 2019 (modern) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 201 | LaPlante, Ryan (1617) | Lost 0-2 | -151430 |
| 2modern | 447 | Sicotte, Timothe (1482) | Lost 1-2 | -171413 |
| 3modern | 625 | Smith, Michael (1321) | Won 2-0 | +161429 |
| 4modern | 549 | Noakes, Dennis (1486) | Won 2-1 | +191448 |
| 5modern | 340 | Boucher, Gabriel (1503) | Lost 1-2 | -171431 |
| average opponent: 1482record: 2-3 | new rating: 1431 | |||
| Grand Prix Minneapolis 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 72 | Kusiek, James (1500) | Won 2-0 | +181518 |
| 2standard | 71 | Goodwin, Luke (1648) | Lost 1-2 | -161502 |
| 3standard | 294 | Sundbo, Erik (1499) | Lost 0-2 | -181484 |
| 4standard | 406 | Perez, Antonio (1411) | Lost 1-2 | -191465 |
| 5standard | 462 | Firestone, Thomas (1435) | Lost 0-2 | -191446 |
| 6standard | 458 | Ayala, Parker (1443) | Won 2-0 | +181464 |
| 7standard | 407 | Rosander, Jesse (1456) | Lost 1-2 | -181446 |
| 8standard | 347 | Corgard, Orion (1361) | Lost 0-2 | -191427 |
| 9standard | 297 | Heyn, Justin (1425) | Won 2-0 | +181445 |
| average opponent: 1464record: 3-6 | new rating: 1445 | |||