Chomen, Detlef
Current rating: 1481
Record: 3-4
| Grand Prix Hanover 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 458 | Matthies, Mario (1530) | Won 2-1 | +191519 |
| 2extended | 463 | Krohn, Thomas (1518) | Lost 0-2 | -181501 |
| 3extended | 550 | Stolte, Jakob (1367) | Lost 1-2 | -211480 |
| 4extended | 607 | Stihle, Julien (1505) | Lost 0-2 | -171463 |
| 5extended | 602 | Sorger, Nico (1463) | Lost 0-2 | -181445 |
| 6extended | 585 | Anhalt, Daniel (1446) | Won 2-1 | +181463 |
| 7extended | 552 | Sielski, Piotr (1463) | Won 2-0 | +181481 |
| average opponent: 1470record: 3-4 | new rating: 1481 | |||