McGuire, Justin
Current rating: 1487
Record: 5-6
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 171 | Thoren, Jeff (1469) | Won 2-0 | +171494 |
| 2modern | 199 | Kaufmann, Joseph (1556) | Won 2-1 | +201514 |
| 3modern | 20 | Walz, Parker (1537) | Won 2-0 | +181532 |
| 4modern | 52 | Jensen, Ian (1782) | Lost 1-2 | -141518 |
| 5modern | 189 | Glass, Campbell (1744) | Lost 1-2 | -141504 |
| 6modern | 173 | Braier, Zachary (1519) | Lost 0-2 | -171487 |
| average opponent: 1601record: 3-3 | new rating: 1487 | |||
| Grand Prix Toronto 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 137 | Morrison, Scott (1427) | Won 2-0 | +171517 |
| 2modern | 298 | Perreault, Marc-Andre (1438) | Lost 0-2 | -201497 |
| 3modern | 676 | Pejic, Pavo (1338) | Won 2-0 | +151512 |
| 4modern | 450 | Navarrete, Joel (1518) | Lost 1-2 | -181494 |
| 5modern | 451 | Doyle, Mitchell (1498) | Lost 0-2 | -171477 |
| average opponent: 1444record: 2-3 | new rating: 1477 | |||