Van Overbeek, Rene A
Current rating: 1480
Record: 3-4
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 445 | Duchesne, Koen (1500) | Won 2-0 | +191500 |
| 2sealed | 535 | David, Gaetan (1585) | Won 2-1 | +191519 |
| 3sealed | 403 | Pype, Tristan (1402) | Lost 0-2 | -201499 |
| 4sealed | 562 | Ullenius, Daniel (1466) | Lost 1-2 | -191480 |
| average opponent: 1488record: 2-2 | new rating: 1480 | |||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 167 | Vanderbeke, Bart (1517) | Won 2-0 | +181518 |
| 3sealed | 11 | Groeh, Andreas (1539) | Lost 0-2 | -171501 |
| 4sealed | 108 | Alloin, Jean Philippe (1420) | Lost 1-2 | -201481 |
| average opponent: 1492record: 1-2 | new rating: 1481 | |||