Sikkes, Bart
Current rating: 1465
Record: 5-7
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Kitlasz, Marina (1372) | Won 2-1 | +161498 |
| 2sealed | 66 | Wageningen, Mathijs (1581) | Lost 0-2 | -171481 |
| 3sealed | 174 | Bechard, Olivier (1397) | Won 2-1 | +171498 |
| 4sealed | 150 | Struik, Martin (1596) | Lost 0-2 | -161482 |
| 5sealed | 204 | Erinin, Dimitar (1570) | Won 2-0 | +191501 |
| 6sealed | 145 | Thomson, Nicholas R (1473) | Lost 0-2 | -181483 |
| 7sealed | 129 | Knelangen, Matthias (1504) | Lost 1-2 | -181465 |
| average opponent: 1499record: 3-4 | new rating: 1465 | |||
| Grand Prix Amsterdam 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | van der Schaft, Maarten (1500) | Lost 1-2 | -181482 |
| 2sealed | 198 | Heijmans, Remke (1482) | Lost 0-2 | -181464 |
| 3sealed | 263 | Lamoliate, Sebastien (1463) | Lost 0-2 | -181446 |
| 4sealed | 289 | PRIINAGI, TRISTAN (1446) | Won 2-1 | +181464 |
| 5sealed | 259 | Pannhorst, Lothar-Nils (1463) | Won 2-1 | +181482 |
| average opponent: 1471record: 2-3 | new rating: 1482 | |||