Brassington, Cory
Current rating: 1476
Record: 8-10-2
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 218 | Hunt, Leighann (1812) | Won 2-0 | +241529 |
| 2modern | 292 | Winchester, Matthew (1520) | Lost 1-2 | -191510 |
| 3modern | 519 | Frank, Lukas (1587) | Lost 0-2 | -161494 |
| 4modern | 615 | Fitch, Caleb (1488) | Lost 0-2 | -181476 |
| top | average opponent: 1602record: 1-3 | new rating: 1476 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 690 | Wensel, Max (1500) | Lost 1-2 | -181483 |
| 2sealed | 752 | Chartrand, Tyler (1483) | Won 2-1 | +181501 |
| 3sealed | 550 | Delpino, Jonathon (1537) | Won 0-0 | +191520 |
| 4sealed | 371 | Schwarz, Micheal (1650) | Lost 0-2 | -161504 |
| 5sealed | 617 | Drew, Ross (1502) | Won 2-1 | +181522 |
| 6sealed | 343 | Tang, Kevin (1518) | Won 2-1 | +181540 |
| 7sealed | 267 | Pare, Jean-Michel (1552) | Lost 0-2 | -181522 |
| 8sealed | 332 | Campbell, Aaron (1580) | Lost 0-2 | -171505 |
| top | average opponent: 1540record: 4-4 | new rating: 1505 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Caradori, Michael (1500) | Draw 1-1 | 01500 |
| 2sealed | 175 | Plaster, Andrew (1500) | Won 2-0 | +181518 |
| 3sealed | 139 | Bishow, Jeremy (1518) | Draw 1-1 | 01518 |
| 4sealed | 253 | Garcia Jr, Mauricio (1482) | Won 2-0 | +171535 |
| 5sealed | 135 | Hernandez, Marco (1536) | Lost 1-2 | -181517 |
| 6sealed | 169 | Reiber, William (1516) | Lost 1-2 | -181499 |
| 7sealed | 141 | Hersch, Emily (1485) | Won 2-0 | +181517 |
| 8sealed | 105 | Copenhaver, Dalton (1616) | Lost 1-2 | -161501 |
| top | average opponent: 1519record: 3-3-2 | new rating: 1501 | ||