Schaffer, John
Current rating: 1446
Record: 0-3
| Grand Prix New Orleans 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 52 | Decker, Jackie (1500) | Lost 0-2 | -181482 |
| 2extended | 137 | Underwood, Justin (1481) | Lost 0-2 | -181464 |
| 3extended | 150 | Elliott, Ross (1463) | Lost 1-2 | -181446 |
| average opponent: 1482record: 0-3 | new rating: 1446 | |||