Kowal, Devin
Current rating: 1494
Record: 3-4
| Grand Prix Calgary 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 152 | Pocsik, Jaret (1534) | Won 2-1 | +191519 |
| 2modern | 58 | Tubello, Simon (1834) | Lost 1-2 | -131506 |
| 3modern | 312 | Noworaj, Andrew (1816) | Won 2-1 | +241530 |
| 4modern | 194 | Petryk, David (1669) | Lost 1-2 | -161514 |
| 5modern | 328 | Garossino, Joseph (1433) | Won 2-0 | +171531 |
| 6modern | 190 | Calcas Neto, Thiago (1506) | Lost 1-2 | -191512 |
| 7modern | 214 | Cuell, Aidan (1498) | Lost 0-2 | -181494 |
| average opponent: 1613record: 3-4 | new rating: 1494 | |||