Keen, Jason N
Current rating: 1483
Record: 4-5-1
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 201 | Muntifering, Sean (1500) | Won 2-1 | +181499 |
| 2block | 33 | Noerr, Cameron (1519) | Won 2-1 | +191518 |
| 3block | 42 | Randich, Brian (1536) | Won 2-0 | +181536 |
| 4block | 45 | Duong, Minh (1554) | Lost 1-2 | -181518 |
| 5block | 86 | Bates, Johnny Y (1535) | Lost 0-2 | -171501 |
| 6block | 146 | Walker, Kalib (1521) | Lost 0-2 | -181483 |
| average opponent: 1528record: 3-3 | new rating: 1483 | |||
| Grand Prix Dallas 2007 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 162 | Buras, Nick (1500) | Lost 1-2 | -181482 |
| 2extended | 203 | Hall, Jason (1429) | Draw 1-1 | -11481 |
| 3extended | 289 | Williams, Rebecca (1483) | Won 0-0 | +181499 |
| 4extended | 245 | Boron, Jason (1500) | Lost 1-2 | -181481 |
| average opponent: 1478record: 1-2-1 | new rating: 1481 | |||