Wacha, Erik
Current rating: 1487
Record: 4-5
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 296 | Hodge, Sean (1500) | Lost 1-2 | -181482 |
| 2block | 296 | Knapp, David (1482) | Won 2-1 | +181500 |
| 3block | 222 | Pepe, Jim (1511) | Lost 0-2 | -181482 |
| 4block | 309 | Williams, Karl (1481) | Lost 0-2 | -181464 |
| 5block | 370 | Thanakit, Isara (1465) | Won 2-1 | +181482 |
| 6block | 307 | Sinclair, Donald (1643) | Won 2-0 | +211503 |
| 7block | 249 | Morgan, Sean (1500) | Won 2-1 | +181521 |
| 8block | 174 | Sears, Charles (1518) | Lost 0-2 | -181503 |
| 9block | 167 | Bongiovanni, Mauro (1597) | Lost 0-2 | -161487 |
| average opponent: 1522record: 4-5 | new rating: 1487 | |||