Csomos, Guillaume
Current rating: 1522
Record: 4-3
| Grand Prix Lyon 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 658 | Wone, Michel (1593) | Won 2-1 | +201520 |
| 2modern | 448 | Sloo, Felix (1643) | Lost 0-2 | -161504 |
| 3modern | 553 | Jancourt, Maximilien (1497) | Won 2-0 | +181522 |
| 4modern | 345 | Boissy, Ivan (1516) | Won 2-0 | +181540 |
| 5modern | 304 | Tadini, Gabriele (1536) | Lost 1-2 | -181522 |
| 6modern | 531 | Ivanov, Vyacheslav (1571) | Won 2-0 | +191541 |
| 7modern | 190 | Muller, Sven (1488) | Lost 1-2 | -191522 |
| average opponent: 1549record: 4-3 | new rating: 1522 | |||