Verfaillie, Katja
Current rating: 1466
Record: 11-15
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 449 | Cottee, Ben (1516) | Lost 0-2 | -171475 |
| 3sealed | 510 | Malard, Quentin (1503) | Won 2-0 | +181493 |
| 4sealed | 552 | Berkemeier, Christian (1652) | Won 2-0 | +211514 |
| 5sealed | 506 | Blohon, Lukas (1934) | Lost 0-2 | -111503 |
| 6sealed | 521 | Pearce, Simon (1399) | Lost 0-2 | -201483 |
| 7sealed | 543 | Przywecka, Anna (1499) | Lost 1-2 | -171466 |
| top | average opponent: 1584record: 2-4 | new rating: 1466 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 78 | Andriopoulos, Nikos (1631) | Won 2-1 | +211503 |
| 2standard | 102 | Goldstein, Jeremie (1457) | Won 2-1 | +171520 |
| 3standard | 17 | Grijs, Robert D (1535) | Won 2-1 | +181538 |
| 4standard | 98 | Nassif, Gabriel (1797) | Lost 0-2 | -131525 |
| 5standard | 97 | Dimitriu, Alexandru-Nicolae (1727) | Lost 1-2 | -151510 |
| 6standard | 187 | Esser, Florian (1506) | Lost 1-2 | -181492 |
| 7standard | 253 | Mochan, Levi (1467) | Lost 0-2 | -181474 |
| 8standard | 232 | Dan D., (1483) | Won 2-1 | +181492 |
| top | average opponent: 1575record: 4-4 | new rating: 1492 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 687 | Coudeyras, Fabien (1480) | Won 2-0 | +191467 |
| 2sealed | 646 | Audras, Jean-Baptiste (1669) | Won 2-0 | +221489 |
| 3sealed | 555 | Desandere, Nicolas (1521) | Lost 0-2 | -181471 |
| 4sealed | 670 | Dudragne, Maxime (1560) | Won 2-1 | +201491 |
| 5sealed | 651 | Tyssens, Geert (1610) | Won 2-1 | +201511 |
| 6sealed | 573 | Pollack, Frank (1637) | Lost 1-2 | -161495 |
| 7sealed | 641 | Strom, Tobias (1764) | Lost 1-2 | -131482 |
| top | average opponent: 1606record: 4-3 | new rating: 1482 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 152 | Mutter, Daniel (1478) | Lost 1-2 | -181446 |
| 2sealed | 300 | Poncot, Guillaume (1484) | Won 2-0 | +191465 |
| 3sealed | 281 | Posoiu, Mircea Adrian (1547) | Lost 1-2 | -171448 |
| top | average opponent: 1503record: 1-2 | new rating: 1448 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 85 | Capek, Tomas (1508) | Lost 0-2 | -181482 |
| 2sealed | 300 | Weidemann, Paul (1475) | Lost 0-2 | -181464 |
| top | average opponent: 1491record: 0-2 | new rating: 1464 | ||