Defosse, Gregory
Current rating: 1437
Record: 6-10
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 66 | Ots, Sander (1500) | Lost 1-2 | -181468 |
| 2standard | 230 | Chernobryvchenko, Mikhail (1477) | Lost 0-2 | -181450 |
| 3standard | 331 | Hau, Kin Wai (1460) | Lost 1-2 | -181432 |
| 4standard | 378 | D'Eugenio, Dominique (1395) | Lost 0-2 | -181414 |
| 5standard | 350 | Dewaet, Maarten (1427) | Won 2-0 | +181432 |
| 6standard | 293 | Birner, Armin (1759) | Won 2-0 | +241456 |
| 7standard | 236 | Mispelters, Peter (1439) | Lost 1-2 | -191437 |
| average opponent: 1494record: 2-5 | new rating: 1437 | |||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Serrano Arroyo, Antonio (1576) | Won 2-0 | +191519 |
| 2sealed | 39 | Fenaux-Briot, Romain (1483) | Lost 1-2 | -181501 |
| 3sealed | 162 | Gerolstein, Frank (1559) | Lost 1-2 | -171484 |
| 4sealed | 293 | Kuipers, Jan (1481) | Won 2-0 | +181502 |
| 5sealed | 192 | Martinek, Petr (1581) | Won 2-1 | +191521 |
| 6sealed | 145 | Gokhan, Sahin (1614) | Lost 0-2 | -161505 |
| 7sealed | 158 | Miet, Jean Pierre (1463) | Won 0-0 | +171522 |
| 8sealed | 113 | Picard, Nathanael (1498) | Lost 0-2 | -181504 |
| 9sealed | 100 | Volbracht, Vitus (1499) | Lost 1-2 | -181486 |
| average opponent: 1528record: 4-5 | new rating: 1486 | |||