Brunswick, Phillip
Current rating: 1404
| Grand Prix Atlanta 2019 (legacy) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 76 | Sahai, Nathan (1542) | Lost 1-2 | -161415 |
| 2legacy | 265 | Roth, Tyler (1482) | Won 2-0 | +191434 |
| 3legacy | 251 | Chang, Brandon (1690) | Lost 1-2 | -131421 |
| 4legacy | 345 | Sun, James (1485) | Lost 0-2 | -171404 |
| top | average opponent: 1549record: 1-3 | new rating: 1404 | ||
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 207 | Ross, Nicholas (1465) | Lost 1-2 | -181428 |
| 2modern | 289 | Blaylock, Adam (1482) | Won 2-1 | +191447 |
| 3modern | 270 | Horton, Hart (1507) | Lost 1-2 | -171430 |
| 4modern | 392 | Smith, Zackery (1482) | Won 2-0 | +191449 |
| 5modern | 222 | Simpson-Black, Mark (1451) | Lost 1-2 | -181431 |
| top | average opponent: 1477record: 2-3 | new rating: 1431 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 30 | Delahanty, Curran (1627) | Won 2-0 | +201520 |
| 2legacy | 335 | Gardner, Colton (1501) | Lost 1-2 | -181502 |
| 3legacy | 3008 | Burson, Dustin (1500) | Lost 0-2 | -181484 |
| 4legacy | 620 | Card, Michael (1334) | Lost 1-2 | -211463 |
| 5legacy | 661 | Sommerfeld, Randolph (1486) | Lost 0-2 | -171446 |
| top | average opponent: 1490record: 1-4 | new rating: 1446 | ||