Duncan, Jeremiah
Current rating: 1485
Record: 4-5-1
| Grand Prix Kansas City 2003 (MRD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 140 | McCleaf, Brett (1500) | Lost 0-2 | -171465 |
| 2sealed | 179 | Gibbs, Jared (1483) | Won 2-0 | +181483 |
| 3sealed | 132 | Basarich, Nathan (1502) | Won 2-1 | +181501 |
| 4sealed | 136 | Hadley, Mark (1518) | Won 2-1 | +191520 |
| 5sealed | 65 | Swierczek, Justin (1537) | Lost 0-2 | -181502 |
| 6sealed | 87 | Sadler, Chris (1543) | Won 2-0 | +191521 |
| 7sealed | 66 | Reed, Joseph (1516) | Lost 0-2 | -181503 |
| 8sealed | 72 | Woodward, Jamie (1502) | Lost 1-2 | -181485 |
| average opponent: 1513record: 4-4 | new rating: 1485 | |||
| Grand Prix Kansas City 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 76 | Curtis, Lee (1489) | Lost 0-0 | -181482 |
| 5extended | 94 | Colbert, Jeramiah (1518) | Draw 0-0 | 01482 |
| average opponent: 1503record: 0-1-1 | new rating: 1482 | |||