Kerner, Grant
Current rating: 1422
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 206 | Chesebro, Scott (1500) | Won 2-1 | +201449 |
| 2sealed | 328 | Douglass, John (1539) | Won 2-0 | +191468 |
| 3sealed | 133 | Million, Andrew (1536) | Won 2-0 | +191487 |
| 4sealed | 165 | DEsposito, David (1548) | Lost 1-2 | -161471 |
| 5sealed | 155 | DeMarino, Matt (1465) | Won 2-1 | +171488 |
| 6sealed | 160 | Cook, Wade (1488) | Lost 0-2 | -181470 |
| 7sealed | 234 | Clinton, Jaron (1686) | Lost 1-2 | -141456 |
| 8sealed | 289 | Song, Chris (1529) | Lost 0-2 | -161440 |
| 9sealed | 225 | santiago, orlando U (1474) | Lost 0-2 | -181422 |
| top | average opponent: 1530record: 4-5 | new rating: 1422 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 220 | Samoles, Daniel (1514) | Lost 0-2 | -171465 |
| 2sealed | 361 | Bhanot, Meru (1482) | Lost 1-2 | -181447 |
| 3sealed | 400 | Krug, Nolan A (1463) | Lost 0-2 | -181429 |
| top | average opponent: 1486record: 0-3 | new rating: 1429 | ||
| Grand Prix Columbus 2010 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 155 | Sturckler, Andrew (1500) | Lost 0-2 | -181482 |
| 2legacy | 186 | Davidson, John (1482) | Won 2-1 | +181500 |
| 3legacy | 220 | Henry, Mason (1500) | Lost 0-2 | -181482 |
| 4legacy | 245 | Mazur, Andrew J (1482) | Won 2-1 | +181500 |
| 5legacy | 153 | Bergstein, Julian (1503) | Lost 0-2 | -181482 |
| top | average opponent: 1493record: 2-3 | new rating: 1482 | ||