Pratt, Stephen
Current rating: 1499
Record: 3-3
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 43 | Johnson, Ethan (1488) | Lost 1-2 | -181482 |
| 2extended | 263 | Gebhart, Paul (1482) | Lost 0-2 | -181464 |
| 3extended | 358 | Calhoun, Justin (1464) | Won 2-0 | +181482 |
| 4extended | 356 | Koessel, Noah (1445) | Won 2-1 | +171499 |
| 5extended | 260 | Vang, Phanat x (1485) | Won 2-1 | +181517 |
| 6extended | 162 | Francis, David (1521) | Lost 1-2 | -181499 |
| average opponent: 1481record: 3-3 | new rating: 1499 | |||