Ledeme, Guillaume
Current rating: 1422
| Grand Prix Lyon 2018 (modern) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 417 | Theiler, Ronny (1434) | Lost 0-2 | -181425 |
| 2modern | 699 | Varron, Davit (1484) | Won 2-0 | +191444 |
| 3modern | 823 | Rielves, Alvaro (1639) | Won 2-0 | +211465 |
| 4modern | 462 | Alveirinho, Joao (1825) | Lost 1-2 | -121453 |
| 5modern | 616 | Fethi, Khellif (1483) | Lost 0-2 | -171436 |
| 6modern | 779 | Mead, Phil (1525) | Lost 1-2 | -161420 |
| 7modern | 730 | Pacaud, Lucille (1467) | Lost 1-2 | -181402 |
| 8modern | 677 | Barat, Christian (1481) | Won 2-1 | +201422 |
| top | average opponent: 1542record: 3-5 | new rating: 1422 | ||
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 264 | Braconnier, Cyrille (1500) | Lost 0-2 | -171421 |
| 2sealed | 649 | Pernot, Cedric (1476) | Won 2-1 | +191440 |
| 3sealed | 774 | Jay, Jordan (1499) | Won 2-0 | +191459 |
| 4sealed | 280 | Serin, Adrien (1542) | Lost 0-2 | -161443 |
| top | average opponent: 1504record: 2-2 | new rating: 1443 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1226 | Diekjobst, Lukas (1851) | Lost 0-2 | -111432 |
| 2sealed | 1410 | Garcia Freixa, Marc (1592) | Lost 0-2 | -151417 |
| 3sealed | 1496 | Anuworakarn, Benjamin (1462) | Won 2-0 | +191436 |
| 4sealed | 1424 | Di Pancrazio, Marc (1500) | Lost 1-2 | -171419 |
| 5sealed | 1401 | Horio, Ryosuke (1464) | Won 2-0 | +191438 |
| top | average opponent: 1574record: 2-3 | new rating: 1438 | ||
| Grand Prix Paris 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 345 | Rodrigues, Miguel (1464) | Won 2-1 | +171517 |
| 2standard | 257 | Mattens, Micky (1496) | Lost 0-2 | -181499 |
| 3standard | 541 | Cocherel, Mathieu (1409) | Lost 0-2 | -201479 |
| 4standard | 499 | Van Doorn, Marc (1474) | Lost 1-2 | -181461 |
| 5standard | 609 | Vidal, Victor (1525) | Won 2-0 | +191480 |
| 6standard | 468 | Karalias, John (1484) | Lost 1-2 | -181462 |
| 7standard | 454 | Brown, Eric (1447) | Lost 0-2 | -181444 |
| 8standard | 384 | Harmer, Matt (1392) | Lost 0-2 | -191425 |
| 9standard | 317 | Sprenger, Lara (1424) | Won 2-0 | +181443 |
| top | average opponent: 1457record: 3-6 | new rating: 1443 | ||