Campbell, Patrick
Current rating: 1532
Record: 9-7
| Grand Prix Oakland 2019 (modern) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 225 | Corso, Louis (1909) | Lost 0-2 | -121522 |
| 2modern | 357 | Solano, Brian (1486) | Lost 0-2 | -181504 |
| 3modern | 498 | Bordwell, Christopher (1436) | Lost 0-2 | -201484 |
| 4modern | 514 | Preston, Daniel (1336) | Lost 0-2 | -201464 |
| 5modern | 481 | McKee, Nicholas (1431) | Won 2-0 | +171481 |
| 6modern | 399 | Laranang, Ryan (1444) | Won 2-0 | +181499 |
| 7modern | 328 | Young, Gray (1464) | Won 2-1 | +171516 |
| 8modern | 247 | Strickland, Ben (1421) | Won 2-1 | +161532 |
| average opponent: 1491record: 4-4 | new rating: 1532 | |||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 336 | Walsh, Stephen (1464) | Won 2-1 | +171517 |
| 2sealed | 249 | Dolan, Brian (1584) | Lost 1-2 | -161501 |
| 3sealed | 471 | Rose, Bradley (1510) | Won 2-1 | +181519 |
| 4sealed | 164 | Castro, Angel (1359) | Won 2-1 | +151534 |
| 5sealed | 113 | Hemphill, Jeff (1510) | Lost 0-2 | -191515 |
| 6sealed | 341 | Vann, Floyd (1527) | Won 2-0 | +191534 |
| 7sealed | 173 | Koullick, Paul (1525) | Won 2-0 | +171551 |
| 8sealed | 176 | Krishnamurthi, Naveen (1570) | Lost 1-2 | -171534 |
| average opponent: 1506record: 5-3 | new rating: 1534 | |||