Petryschuk, Corey
Current rating: 1410
Record: 0-5
| Grand Prix Toronto 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 260 | Kellas, Robert (1427) | Lost 1-2 | -191481 |
| 2modern | 469 | Javinar, John (1483) | Lost 1-2 | -181463 |
| 3modern | 563 | Matthews, Chris (1508) | Lost 1-2 | -171446 |
| 4modern | 609 | Donivan, Bailey (1447) | Lost 1-2 | -181428 |
| 5modern | 385 | Maddock, Ainsley (1436) | Lost 1-2 | -181410 |
| average opponent: 1460record: 0-5 | new rating: 1410 | |||