Blackburn, Jayson
Current rating: 1464
Record: 1-3
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Hudes, Ellis (1500) | Won 2-0 | +181518 |
| 2sealed | 38 | Reilly, Michael (1559) | Lost 0-2 | -171501 |
| 3sealed | 164 | Prevatte, William (1481) | Lost 1-2 | -191482 |
| 4sealed | 193 | Brestel, Troy (1449) | Lost 0-2 | -181464 |
| average opponent: 1497record: 1-3 | new rating: 1464 | |||