Ruffing, Ed
Current rating: 1498
Record: 1-1
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 366 | Falk, Karl (1446) | Lost 1-2 | -191481 |
| 5sealed | 318 | Stone, Erick (1428) | Won 2-0 | +171498 |
| average opponent: 1437record: 1-1 | new rating: 1498 | |||