Malchau, David M
Current rating: 1503
Record: 3-3
| Grand Prix Hanover 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 510 | Stange, Florian (1445) | Won 2-1 | +171517 |
| 2extended | 465 | Figarski, Tomasz (1613) | Lost 0-2 | -161501 |
| 3extended | 539 | Andrys, Piotr (1529) | Lost 1-2 | -181483 |
| 4extended | 603 | Reiter, Florian (1572) | Won 2-1 | +201503 |
| 5extended | 535 | Kiesner, Thomas (1499) | Won 2-0 | +181521 |
| 6extended | 501 | Stihle, Julien (1540) | Lost 0-2 | -181503 |
| average opponent: 1533record: 3-3 | new rating: 1503 | |||