Semerad, Jay
Current rating: 1504
Record: 3-3-1
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 162 | Frank, Elliott (1500) | Lost 1-2 | -181482 |
| 2block | 196 | Johnson, Ryan (1495) | Won 2-0 | +181500 |
| 3block | 141 | Braatz, Jim (1493) | Won 2-1 | +181518 |
| 4block | 160 | Cossette, Eric (1519) | Draw 1-1 | 01518 |
| 5block | 132 | Caulkins, Jesse (1519) | Won 2-1 | +181536 |
| 6block | 90 | Huffnagle, Nathan (1534) | Lost 1-2 | -181518 |
| 7block | 115 | Stern, Jon (1742) | Lost 0-2 | -141504 |
| average opponent: 1543record: 3-3-1 | new rating: 1504 | |||