Boyd, Jon
Current rating: 1463
Record: 2-4
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 21 | Hobler, Seneca (1500) | Lost 1-2 | -181482 |
| 2sealed | 237 | Cummings, Brent (1482) | Lost 1-2 | -181464 |
| 3sealed | 339 | Seibert, Jordan (1464) | Won 2-0 | +181482 |
| 4sealed | 277 | Seipel, Erich (1450) | Lost 1-2 | -191463 |
| 5sealed | 291 | Barrick, Adam (1466) | Won 2-1 | +181481 |
| 6sealed | 239 | Calder, Paul (1450) | Lost 0-2 | -181463 |
| average opponent: 1469record: 2-4 | new rating: 1463 | |||