Dostal, Roman
Current rating: 1517
Record: 8-7-1
| Grand Prix Vienna 2008 (extended) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 150 | Ahlberg, Daniel (1530) | Lost 0-2 | -181519 |
| 2extended | 210 | Lee, Nai Jai (1471) | Won 2-1 | +171536 |
| 3extended | 141 | Knauf, Daniel (1435) | Lost 0-2 | -201516 |
| 4extended | 199 | Helbig, Martin (1546) | Lost 1-2 | -171499 |
| 5extended | 247 | Szalai, David (1463) | Won 2-1 | +171516 |
| 6extended | 193 | Savic, Tomislav (1466) | Won 2-0 | +171533 |
| 7extended | 163 | Martinez, Alexis (1648) | Lost 0-2 | -161517 |
| average opponent: 1508record: 3-4 | new rating: 1517 | |||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 621 | Tomeczek, Krzysztof (1500) | Lost 0-2 | -181482 |
| 2standard | 622 | Romanczukiewicz, Piotr (1454) | Won 2-0 | +171499 |
| 3standard | 598 | Abramczyk, Patryk (1503) | Lost 1-2 | -171482 |
| 4standard | 646 | Tarnowski, Rafal (1501) | Won 2-1 | +181500 |
| 5standard | 632 | Pavlovic, Fabijan (1479) | Lost 1-2 | -181482 |
| 6standard | 646 | Sliwinski, Mateusz (1482) | Won 2-0 | +181500 |
| 7standard | 633 | Gierszewski, Piotr (1500) | Won 2-1 | +181518 |
| 8standard | 599 | Domanski, Marek (1527) | Draw 1-1 | 01518 |
| 9standard | 579 | Legan, Nicolas (1599) | Won 2-1 | +191537 |
| average opponent: 1505record: 5-3-1 | new rating: 1537 | |||