Ammann, Ralph
Current rating: 1486
Record: 2-3
| Grand Prix Zurich 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 70 | Ziller, Daniel (1487) | Won 2-1 | +181518 |
| 2block | 125 | Juza, Martin (1635) | Lost 0-2 | -161502 |
| 3block | 165 | Koller, Kevin (1500) | Won 2-0 | +181520 |
| 4block | 145 | Huber, Christoph (1669) | Lost 0-2 | -151505 |
| 5block | 196 | Mattes, Sebastian (1499) | Lost 1-2 | -191486 |
| average opponent: 1558record: 2-3 | new rating: 1486 | |||