Winterdorff, Bob
Current rating: 1483
Record: 2-3
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 140 | Martins, Didier (1483) | Won 2-0 | +181518 |
| 2block | 117 | Groudev, Radoslav (1526) | Lost 1-2 | -181500 |
| 3block | 116 | Defossez, Raphael (1501) | Lost 1-2 | -181482 |
| 4block | 249 | Turc, Alexandre (1541) | Won 2-0 | +191501 |
| 5block | 156 | Stihle, Julien (1504) | Lost 1-2 | -181483 |
| average opponent: 1511record: 2-3 | new rating: 1483 | |||