Johnson, Brent
Current rating: 1339
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 663 | Dains, Dillon (1500) | Lost 0-2 | -161388 |
| 2modern | 760 | Hintze, Kyle (1465) | Lost 1-2 | -161372 |
| 3modern | 795 | Meier, Jeremy (1464) | Lost 0-2 | -171355 |
| 4modern | 860 | Van Zee, Govert (1450) | Lost 0-2 | -161339 |
| top | average opponent: 1470record: 0-4 | new rating: 1339 | ||
| Grand Prix Milwaukee 2002 (TOR standard) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Larson, Andrew (1500) | Won 2-1 | +191448 |
| 2standard | 62 | Chatfield, Lawrence (1622) | Lost 0-2 | -151433 |
| 3standard | 146 | Ford, Chris (1516) | Lost 1-2 | -161417 |
| 4standard | 230 | Guido, Tony (1482) | Lost 0-2 | -171400 |
| 5standard | 248 | Beck, Cory (1464) | Won 2-0 | +191419 |
| 6standard | 193 | Seaverson, Steve (1482) | Lost 0-2 | -171402 |
| 7standard | 160 | Einwechter, Steven (1463) | Lost 0-2 | -171385 |
| 8standard | 136 | Grignon, Marcus (1445) | Won 2-0 | +191404 |
| top | average opponent: 1497record: 3-5 | new rating: 1404 | ||
| Grand Prix Minneapolis 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 56 | Iverson, Chris (1500) | Lost 1-2 | -181482 |
| 2block | 122 | Davis, Matt (1482) | Lost 0-2 | -181464 |
| 3block | 176 | Venz, Al (1464) | Lost 0-2 | -181446 |
| 4block | 179 | Godrey, Nick (1446) | Lost 0-2 | -181428 |
| 5block | 164 | Jennings, Brad (1428) | Lost 1-2 | -181410 |
| 7block | 123 | Lieven, Chris (1450) | Won 2-1 | +191429 |
| top | average opponent: 1462record: 1-5 | new rating: 1429 | ||