decock, alain
Current rating: 1450
Record: 7-10
| Grand Prix Lyon 2018 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 343 | Porquet Costa, David (1393) | Won 2-0 | +161497 |
| 2modern | 386 | Treike, Vincent (1528) | Won 2-1 | +191516 |
| 3modern | 273 | Semkin, Alexander (1843) | Lost 0-2 | -121504 |
| 4modern | 431 | Crann, Peter (1441) | Lost 0-2 | -191485 |
| 5modern | 553 | Boast, Mark (1427) | Lost 0-2 | -201465 |
| 6modern | 765 | Cudre-Mauroux, Cedric (1611) | Lost 0-2 | -151450 |
| 7modern | 680 | Rocamora, Anthony (1419) | Lost 0-2 | -181432 |
| 8modern | 694 | Tanner, Philippe (1439) | Won 2-0 | +181450 |
| average opponent: 1513record: 3-5 | new rating: 1450 | |||
| Grand Prix Lille 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 550 | Oey, Oliver (1491) | Lost 0-2 | -181482 |
| 2legacy | 570 | PALIOTTI, Antoine (1478) | Won 2-1 | +181500 |
| 3legacy | 557 | Rodrigues, Christian (1454) | Lost 0-2 | -191481 |
| 4legacy | 630 | Noel, David (1436) | Lost 0-2 | -191462 |
| 5legacy | 621 | Fokma, Thomas (1465) | Lost 1-2 | -181444 |
| 6legacy | 567 | Denaux, Cecile (1444) | Won 2-0 | +181462 |
| 7legacy | 466 | Montreuil, Kevin (1463) | Won 2-1 | +181480 |
| 8legacy | 326 | Tachau, Florian (1514) | Lost 1-2 | -171463 |
| 9legacy | 311 | Azevedo, Miguel (1470) | Won 2-0 | +181481 |
| average opponent: 1468record: 4-5 | new rating: 1481 | |||