Campbell, Brian
Current rating: 1516
Record: 18-18
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 25 | Irwin, Brad (1523) | Won 2-1 | +191495 |
| 2standard | 105 | Malcolm Preston, Nicholas (1561) | Won 2-0 | +191514 |
| 3standard | 49 | Fosberg, Sam (1436) | Lost 0-0 | -191495 |
| 4standard | 90 | Monette, Nathan (1517) | Won 2-0 | +181513 |
| 5standard | 108 | Lloyd, James (1683) | Lost 1-2 | -151498 |
| 6standard | 89 | Warren, Jason (1546) | Lost 0-2 | -171481 |
| 7standard | 128 | Smith, Nathan (1445) | Won 2-1 | +171498 |
| 8standard | 92 | Sprunger, Brock (1486) | Won 2-0 | +181516 |
| top | average opponent: 1525record: 5-3 | new rating: 1516 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 393 | Guzman, Salvador (1500) | Lost 1-2 | -181471 |
| 2modern | 597 | Abercrombie, Jeremy (1481) | Won 2-0 | +181489 |
| 3modern | 581 | Meyers, James (1447) | Won 2-1 | +171506 |
| 4modern | 317 | Barajas, Ryan (1517) | Lost 1-2 | -171489 |
| 5modern | 596 | Luong, Marcus (1798) | Lost 0-2 | -131476 |
| top | average opponent: 1548record: 2-3 | new rating: 1476 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 32 | Melinkovich, Kyle (1551) | Lost 1-2 | -181503 |
| 2standard | 642 | Taylor, Christopher (1521) | Won 2-0 | +191522 |
| 3standard | 529 | Kelly, Justin (1474) | Won 2-1 | +171539 |
| 4standard | 381 | Stoker, Travis (1518) | Lost 1-2 | -191520 |
| 5standard | 528 | Miller, William (1647) | Lost 0-2 | -151505 |
| 6standard | 627 | Cummings, James (1625) | Lost 1-2 | -161489 |
| top | average opponent: 1556record: 2-4 | new rating: 1489 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2472 | Knable, Jonathan (1529) | Won 2-0 | +181519 |
| 2modern | 2041 | Doerner, Paul (1417) | Lost 0-2 | -191500 |
| 3modern | 2532 | Nelstead, Kyle (1500) | Lost 1-2 | -181482 |
| 4modern | 2589 | Harrison, Jeremy (1470) | Won 2-0 | +171499 |
| 5modern | 2440 | Sellers, Michael (1667) | Won 2-0 | +211520 |
| 6modern | 2429 | Alsin, Gary (1451) | Won 2-0 | +171537 |
| 7modern | 2182 | Robinson, Aaron (1513) | Won 2-1 | +181555 |
| 8modern | 2105 | Delpino, Jonathon (1552) | Won 2-0 | +181573 |
| 9modern | 2071 | Liu, Donald (1585) | Lost 1-2 | -181555 |
| 10modern | 2134 | Toffler, Justin (1674) | Lost 1-2 | -161539 |
| 11modern | 2188 | McArtor, Brad (1521) | Lost 1-2 | -181521 |
| top | average opponent: 1534record: 6-5 | new rating: 1521 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 329 | Bloodworth, Casey (1473) | Lost 1-2 | -181482 |
| 2standard | 509 | Huckabee, Eli (1465) | Won 2-1 | +171499 |
| 3standard | 527 | Molina, Lester (1500) | Lost 0-2 | -181481 |
| 4standard | 690 | Webb, Cheyenne (1480) | Won 2-1 | +181499 |
| 5standard | 465 | Miller, Luther (1466) | Won 2-0 | +181517 |
| 6standard | 442 | Frigon, Luke (1642) | Lost 0-2 | -161501 |
| top | average opponent: 1504record: 3-3 | new rating: 1501 | ||