Dietz, Stephan
Current rating: 1508
Record: 11-12
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 267 | Loechel, Sascha (1500) | Lost 1-2 | -181485 |
| 2sealed | 252 | Uyman, Muhammed (1484) | Won 2-0 | +181503 |
| 3sealed | 170 | Wigge, Mathias (1756) | Lost 0-2 | -141489 |
| 4sealed | 304 | Ulbrich, Stefan (1481) | Won 2-1 | +181507 |
| 5sealed | 234 | Devoille, Jean Sebasti (1506) | Won 2-1 | +181525 |
| 6sealed | 222 | Bakule, Jakub (1582) | Lost 1-2 | -171508 |
| top | average opponent: 1552record: 3-3 | new rating: 1508 | ||
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 644 | Berrone, Damien (1500) | Lost 0-2 | -171458 |
| 2sealed | 816 | Sylvain, Amand (1587) | Lost 0-2 | -161442 |
| 3sealed | 864 | Astle, Robin (1466) | Won 2-0 | +191461 |
| 4sealed | 864 | Nguyen, Quang-Dong (1546) | Won 2-1 | +191480 |
| 5sealed | 714 | Butler, Dara (1582) | Won 2-0 | +201500 |
| 6sealed | 676 | Bourumeau, Pierre (1567) | Won 2-1 | +191519 |
| 7sealed | 608 | Forestier, Nicolas (1611) | Lost 0-2 | -161503 |
| top | average opponent: 1551record: 4-3 | new rating: 1503 | ||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 197 | Ngov, Ho (1500) | Lost 0-2 | -181471 |
| 2sealed | 238 | Aslan, Ercan (1481) | Won 2-0 | +181489 |
| 3sealed | 183 | Lippmann, Klaus D (1501) | Won 2-0 | +181507 |
| 4sealed | 134 | Fuentes, Samuel (1625) | Lost 0-2 | -161491 |
| 5sealed | 218 | Engleitner, Herbert (1609) | Lost 0-2 | -161475 |
| top | average opponent: 1543record: 2-3 | new rating: 1475 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 71 | Michalik, Robin (1500) | Won 2-1 | +181518 |
| 2sealed | 42 | Kasel, Peter (1612) | Lost 0-2 | -161502 |
| 3sealed | 90 | Hainer, Helmut (1595) | Won 2-1 | +191521 |
| 4sealed | 77 | Wachter, Fabian (1470) | Lost 1-2 | -191502 |
| 5sealed | 142 | Sienko, Piotr (1732) | Lost 1-2 | -131489 |
| top | average opponent: 1582record: 2-3 | new rating: 1489 | ||