Sommer, Sebastian
Current rating: 1479
Record: 3-4-2
| Grand Prix Leipzig 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 51 | Zaadstra, David (1464) | Lost 0-2 | -191481 |
| 2sealed | 133 | Richter, Dirk (1482) | Won 2-1 | +181499 |
| 3sealed | 93 | Schneider, Daniel [DEU] (1414) | Draw 1-1 | -11498 |
| 4sealed | 135 | Aaver, Risto (1387) | Lost 0-1 | -201478 |
| 5sealed | 161 | Pesenecker, Cloud (1482) | Won 1-0 | +181496 |
| 6sealed | 122 | Reher, Tobias (1482) | Lost 0-2 | -181478 |
| 7sealed | 128 | Vanrie, Wim (1528) | Lost 1-2 | -171461 |
| 8sealed | 123 | Landgraf, Wolfgang (1463) | Won 2-0 | +181479 |
| 9sealed | 101 | Carl, Christian (1483) | Draw 1-1 | 01479 |
| average opponent: 1465record: 3-4-2 | new rating: 1479 | |||