Oertel, Matthias
Current rating: 1441
| Grand Prix Leipzig 2005 (BOK limited) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 142 | Galimov, Oleg (1465) | Won 2-0 | +181468 |
| 2sealed | 80 | Haedler, Andreas (1466) | Lost 1-2 | -181450 |
| 3sealed | 129 | Zembaty, Michal (1600) | Won 2-0 | +211471 |
| 4sealed | 97 | Steiner, Stefan (1520) | Lost 0-2 | -171454 |
| 5sealed | 137 | Pollack, Frank (1469) | Won 1-0 | +181472 |
| 6sealed | 84 | Pavelka, Ondrej (1570) | Lost 0-2 | -161456 |
| 7sealed | 105 | Pudil, Richard (1597) | Lost 1-2 | -151441 |
| top | average opponent: 1527record: 3-4 | new rating: 1441 | ||
| Grand Prix Hamburg 2002 (Odyssey block) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 203 | Koper, Michael (1427) | Won 2-1 | +181482 |
| 2block | 80 | Witte, Jonas (1518) | Lost 1-2 | -181464 |
| 3block | 102 | Pech, Rene (1556) | Lost 0-2 | -161448 |
| 4block | 192 | Noth, Gunnar (1482) | Lost 1-2 | -171431 |
| 5block | 216 | Locard, Olivier (1391) | Won 2-1 | +171448 |
| 6block | 186 | Belogrivs, Imants (1482) | Won 2-0 | +191467 |
| 7block | 138 | Freitag, Lennart (1501) | Lost 1-2 | -181449 |
| 8block | 145 | Nowak, Alexander (1500) | Draw 1-1 | +11450 |
| top | average opponent: 1482record: 3-4-1 | new rating: 1450 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Lorenz, Thomas (1455) | Lost 0-2 | -191481 |
| 2sealed | 312 | Mesic, Ivan (1501) | Won 2-1 | +191500 |
| 3sealed | 205 | Teschner, Tobias (1548) | Lost 0-2 | -181482 |
| 4sealed | 351 | Gehring, Peter (1482) | Lost 1-2 | -181464 |
| top | average opponent: 1497record: 1-3 | new rating: 1464 | ||