Ahrens, Jannik
Current rating: 1463
Record: 1-3
| Grand Prix Hanover 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 61 | Schmittbuettner, Bernd (1464) | Lost 1-2 | -191481 |
| 2extended | 125 | Holker, Jurgen (1482) | Won 2-1 | +181499 |
| 3extended | 108 | Wellmann, Marco (1501) | Lost 0-2 | -181481 |
| 4extended | 179 | Moser, Thorsten (1482) | Lost 0-0 | -181463 |
| average opponent: 1482record: 1-3 | new rating: 1463 | |||