Herzog, Andre
Current rating: 1421
Record: 2-6
| Grand Prix Hanover 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 68 | Fehir, Ivan (1428) | Lost 1-2 | -191481 |
| 2extended | 139 | Brix, Tobias (1441) | Lost 0-2 | -191462 |
| 3extended | 183 | Chandrinos, Giorgos (1454) | Lost 0-2 | -181444 |
| 4extended | 217 | Banse, Michael (1446) | Lost 0-0 | -181426 |
| 5extended | 202 | Schmalfeld, Timo (1430) | Lost 0-2 | -181408 |
| 6extended | 186 | Schulz, Michael (1425) | Won 2-0 | +181426 |
| 7extended | 162 | Malaussena, Arnaud (1394) | Lost 0-2 | -181408 |
| 8extended | 138 | Eucken, Christopher (1167) | Won 2-0 | +131421 |
| average opponent: 1398record: 2-6 | new rating: 1421 | |||