Penningnieuwland, Marcel
Current rating: 1485
Record: 4-5
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 505 | Belder, Ard (1500) | Won 2-0 | +181518 |
| 2sealed | 525 | van den Brink, Peter (1640) | Lost 1-2 | -161502 |
| 3sealed | 546 | Phillips, Ian (1502) | Lost 0-2 | -181484 |
| 4sealed | 647 | Orle, Erik (1481) | Won 2-0 | +181502 |
| 5sealed | 572 | Frischmann, Ludwig (1551) | Lost 1-2 | -171485 |
| 6sealed | 589 | Leupe, Vincent (1483) | Won 2-1 | +181503 |
| 7sealed | 534 | Sacchi, Riccardo (1500) | Lost 1-2 | -181485 |
| 8sealed | 525 | Simioni, Tanguy (1480) | Lost 0-2 | -181467 |
| 9sealed | 496 | Kruit, Bertram (1486) | Won 2-0 | +181485 |
| average opponent: 1514record: 4-5 | new rating: 1485 | |||