Vassault-Derouin, Seymour
Current rating: 1407
Record: 1-6
| Grand Prix Lyon 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 394 | Zaslawski, Nicolas (1542) | Lost 0-2 | -171483 |
| 3modern | 873 | Sonnerat, Florian (1477) | Lost 0-2 | -181465 |
| 4modern | 1000 | Rosenberger, Jan (1444) | Lost 1-2 | -191446 |
| 5modern | 950 | Regouby, Thomas (1429) | Lost 1-2 | -181428 |
| 6modern | 876 | Lehner, Julian (1378) | Lost 0-2 | -191409 |
| 7modern | 797 | Jay, Julien (1281) | Won 2-0 | +161425 |
| 8modern | 717 | Gral, Maxime (1417) | Lost 0-2 | -181407 |
| average opponent: 1424record: 1-6 | new rating: 1407 | |||