Bourseau, Guillaume
Current rating: 1440
Record: 13-17-2
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 273 | Baillet, Joris (1500) | Draw 1-1 | +21416 |
| 2sealed | 447 | Kaminski, Stephane (1400) | Lost 1-2 | -191397 |
| 3sealed | 792 | Wu, Xiaoyang (1544) | Won 2-1 | +211418 |
| 4sealed | 598 | Rayssac, Andrea (1506) | Won 2-0 | +201438 |
| 5sealed | 392 | Pessin, Hugues (1445) | Won 2-0 | +181456 |
| 6sealed | 242 | Tachau, Florian (1557) | Lost 0-2 | -161440 |
| top | average opponent: 1492record: 3-2-1 | new rating: 1440 | ||
| Grand Prix Lille 2015 (legacy) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 99 | Ordner, Martin (1531) | Lost 0-2 | -171430 |
| 2legacy | 554 | van der Wal, Stef (1482) | Draw 1-1 | +11431 |
| 3legacy | 641 | Sriharan, Sitharthan (1475) | Won 2-0 | +191450 |
| 4legacy | 493 | Dillen, Mathias (1450) | Lost 0-2 | -181432 |
| 5legacy | 577 | Arrillaga Osuna, Aitor (1445) | Lost 1-2 | -181414 |
| top | average opponent: 1477record: 1-3-1 | new rating: 1414 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 771 | Stadler, Jan (1500) | Lost 0-2 | -181487 |
| 2sealed | 1033 | Wiedermannova, Dita (1481) | Lost 0-2 | -181469 |
| 3sealed | 1120 | Dieth, Tobias (1230) | Lost 0-2 | -221447 |
| top | average opponent: 1404record: 0-3 | new rating: 1447 | ||
| Grand Prix Lyon 2012 (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 587 | Sertillanges, Xavier (1411) | Won 2-1 | +171502 |
| 2modern | 528 | Von Loh, Ivan (1391) | Won 2-1 | +161518 |
| 3modern | 526 | Dziuba, Adrian (1437) | Lost 0-2 | -191499 |
| 4modern | 670 | Vaisitti, Niccolo (1449) | Won 2-1 | +171516 |
| 5modern | 568 | Dutto, Nicolas (1617) | Won 2-0 | +201536 |
| 6modern | 547 | Schwede, Sten (1566) | Lost 0-2 | -181518 |
| 7modern | 641 | Sinner, Denis (1780) | Won 2-0 | +231541 |
| 8modern | 599 | Puleo, Raphael (1551) | Lost 0-2 | -181523 |
| 9modern | 588 | Pezzo, Fabio (1535) | Lost 0-2 | -181505 |
| top | average opponent: 1526record: 5-4 | new rating: 1505 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 165 | Vergnaux, Marc (1481) | Won 2-1 | +181518 |
| 2standard | 182 | Gourdin, Louis (1518) | Lost 1-2 | -181500 |
| 3standard | 227 | Tallandier, Vincent (1466) | Won 2-1 | +171517 |
| 4standard | 207 | Carette, Alexandre (1799) | Won 2-0 | +231540 |
| 5standard | 136 | Zimmermann, Jonas (1656) | Lost 0-2 | -161524 |
| 6standard | 215 | Thanangadan, James (1351) | Lost 1-2 | -211503 |
| 7standard | 216 | Buys, Werner (1535) | Lost 1-2 | -171486 |
| 8standard | 230 | Roodenburg, Robbin (1484) | Won 2-0 | +181504 |
| 9standard | 171 | van Doorn, Lorenzo (1496) | Lost 1-2 | -191485 |
| top | average opponent: 1532record: 4-5 | new rating: 1485 | ||