Kraatz, Jan-hendryk
Current rating: 1520
Record: 4-3-2
| Grand Prix Hanover 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 49 | Fajkus, Adam (1533) | Draw 1-1 | +11501 |
| 2extended | 122 | Kabisch, Marvin (1500) | Lost 1-2 | -181483 |
| 3extended | 175 | Schwarz, Patrick (1482) | Won 2-1 | +181501 |
| 4extended | 160 | Daniilidis, Aggelos L (1497) | Won 0-0 | +181519 |
| 5extended | 111 | Bokor, Peter (1524) | Lost 1-2 | -181501 |
| 6extended | 138 | Thiel, Michael (1494) | Draw 1-1 | -11500 |
| 7extended | 139 | Lippmann, Klaus D (1488) | Won 2-1 | +181518 |
| 8extended | 105 | Vasile, Adrian Iulian (1597) | Won 2-0 | +201538 |
| 9extended | 76 | Reich, Sebastian (1535) | Lost 0-2 | -181520 |
| average opponent: 1517record: 4-3-2 | new rating: 1520 | |||