Mastromonaco, Mathew
Current rating: 1427
Record: 0-4
| Grand Prix Toronto 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 73 | Forman, Blake (1534) | Lost 0-2 | -171483 |
| 2modern | 340 | Fox, Deighton (1482) | Lost 0-2 | -181465 |
| 3modern | 582 | Morgan, Taylor (1359) | Lost 0-2 | -201445 |
| 4modern | 597 | Hume, Evan (1446) | Lost 0-2 | -181427 |
| average opponent: 1456record: 0-4 | new rating: 1427 | |||