Marchal, Antonin
Current rating: 1442
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 624 | Silva, Victor A (1504) | Won 2-1 | +201430 |
| 2sealed | 558 | Van Hecke, Bjorn (1549) | Lost 1-2 | -161414 |
| 3sealed | 725 | Delsalle, David (1450) | Draw 1-1 | 01414 |
| 4sealed | 729 | Gouesse, Jean-Baptiste (1777) | Won 2-0 | +251439 |
| 5sealed | 675 | Dawes, Laura (1549) | Won 2-0 | +201459 |
| 6sealed | 609 | Belmonte, Nicolo (1544) | Lost 0-2 | -171442 |
| top | average opponent: 1562record: 3-2-1 | new rating: 1442 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 45 | Mooij, Desley (1421) | Lost 0-2 | -191445 |
| 3sealed | 228 | Guillaumond, Benoit B (1501) | Lost 1-2 | -171428 |
| 4sealed | 276 | Cheval, Pierre (1418) | Lost 0-1 | -181410 |
| top | average opponent: 1447record: 0-3 | new rating: 1410 | ||
| Grand Prix Toulouse 2006 (DIS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Desnoyers, David (1500) | Lost 1-2 | -181482 |
| 2sealed | 232 | Ceberio, Borja (1482) | Lost 1-2 | -181464 |
| 3sealed | 275 | Guerrero, Julian (1449) | Won 2-1 | +181482 |
| 4sealed | 241 | Gomez, Geoffrey (1484) | Lost 1-2 | -181464 |
| top | average opponent: 1479record: 1-3 | new rating: 1464 | ||