Gardner, Nathan
Current rating: 1537
Record: 5-3
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 158 | Franzek, Matthew (1500) | Won 2-1 | +181518 |
| 2block | 126 | Gagliardi, Joe (1517) | Won 2-0 | +181536 |
| 3block | 17 | George, David (1500) | Lost 1-2 | -191517 |
| 4block | 101 | Duke, Morris (1518) | Lost 0-2 | -181499 |
| 5block | 185 | Cornwall, Gary (1501) | Won 2-0 | +181517 |
| 6block | 95 | Castro, Robert (1546) | Lost 1-2 | -171500 |
| 7block | 135 | Frye, Jacob (1501) | Won 2-1 | +181518 |
| 8block | 100 | Allison, Jerry (1586) | Won 2-1 | +191537 |
| average opponent: 1521record: 5-3 | new rating: 1537 | |||