Van Der Eerden, Jos
Current rating: 1556
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 728 | Jerabek, Petr (1513) | Won 2-1 | +171580 |
| 2sealed | 694 | Geiger, Frederic (1662) | Lost 1-2 | -161564 |
| 3sealed | 952 | Van de Steen, Glenn (1465) | Lost 1-2 | -201544 |
| 4sealed | 963 | Bardin, Pierre (1447) | Won 2-1 | +161560 |
| 5sealed | 820 | Begrand, Xavier (1401) | Won 2-0 | +151575 |
| 6sealed | 799 | Delvigne, Emmanuel (1486) | Lost 0-2 | -191556 |
| top | average opponent: 1496record: 3-3 | new rating: 1556 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 504 | Hoogeveen, Arnold (1334) | Won 2-0 | +141588 |
| 2sealed | 438 | Verschoor, Pim (1518) | Lost 1-2 | -191569 |
| 3sealed | 587 | Bogiakis, Ioannis (1500) | Draw 1-1 | -11568 |
| 4sealed | 590 | van Rijn, Frank (1432) | Won 2-0 | +151583 |
| 5sealed | 537 | Delis, Achilles (1479) | Lost 1-2 | -201563 |
| top | average opponent: 1453record: 2-2-1 | new rating: 1563 | ||
| Grand Prix Amsterdam 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | Vrijhof, Dirk Jan (1500) | Won 2-0 | +181518 |
| 2sealed | 123 | Schiess, Christian (1518) | Lost 0-2 | -181500 |
| 3sealed | 135 | Verstuyft, Bart (1500) | Won 2-1 | +181518 |
| 4sealed | 122 | Ronaldson, Ivan (1465) | Won 2-0 | +171535 |
| 5sealed | 106 | Soniah, Youcef (1538) | Won 2-0 | +181553 |
| 6sealed | 42 | Joebstl, Markus (1687) | Won 2-0 | +211574 |
| 7sealed | 30 | Holland, Jan (1543) | Won 2-0 | +171591 |
| 8sealed | 9 | Merten, David (1673) | Lost 0-2 | -171574 |
| top | average opponent: 1553record: 6-2 | new rating: 1574 | ||