Jackson, Kellen
Current rating: 1481
Record: 2-3
| Grand Prix Philadelphia 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 83 | Duewel-Zahniser, Eric (1461) | Lost 0-0 | -191481 |
| 2extended | 206 | Lubes, Dennis (1481) | Won 0-0 | +181499 |
| 3extended | 172 | Smith, Lona (1500) | Won 0-0 | +181517 |
| 4extended | 128 | Lanzillotta, Greg (1520) | Lost 0-0 | -181499 |
| 5extended | 155 | Greenbaum, Micah (1500) | Lost 0-0 | -181481 |
| average opponent: 1493record: 2-3 | new rating: 1481 | |||