Hajek, Diether
Current rating: 1676
Record: 22-12-1
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1704 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 60 | Gregorich, Christian (1589) | Lost 0-2 | -201684 |
| 2legacy | 393 | Crosby, Paul (1451) | Won 2-1 | +131697 |
| 3legacy | 393 | Harris, Slaine (1489) | Lost 0-2 | -211676 |
| top | average opponent: 1510record: 1-2 | new rating: 1676 | ||
| Grand Prix Prague 2016 (legacy) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 407 | Hirvonen, Samuli (1500) | Lost 1-2 | -191532 |
| 2legacy | 512 | Lopez, Jordi (1480) | Won 2-0 | +171549 |
| 3legacy | 584 | Deley, Sebastien (1545) | Won 2-0 | +181567 |
| 4legacy | 350 | Sima, Lukas (1519) | Won 2-1 | +171584 |
| 5legacy | 168 | Tan, Jonathan (1505) | Won 2-1 | +161600 |
| 6legacy | 85 | Alves, Jose (1512) | Lost 1-2 | -191581 |
| 7legacy | 308 | Wolf, Stefan (1601) | Won 2-0 | +181599 |
| 8legacy | 126 | Spang, Daniel (1571) | Lost 0-2 | -181581 |
| 9legacy | 259 | Wannefried, Mario (1331) | Won 2-0 | +131594 |
| 10legacy | 223 | Kalina, Miroslav (1583) | Won 2-1 | +181612 |
| 11legacy | 119 | Jans, Roel (1624) | Won 2-0 | +181630 |
| 12legacy | 67 | Romano, Luca (1621) | Won 2-0 | +181648 |
| 13legacy | 35 | Safcak, Dominik (1568) | Won 2-0 | +171665 |
| 14legacy | 25 | Kure, Mathias (1647) | Won 2-0 | +171682 |
| 15legacy | 26 | Bonanni, Claudio (1874) | Won 2-0 | +221704 |
| top | average opponent: 1565record: 12-3 | new rating: 1704 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 169 | Schwarz, Martin (1485) | Draw 1-1 | 01482 |
| 2sealed | 135 | Lhermitte, Jean-yves (1462) | Won 2-0 | +181500 |
| 3sealed | 86 | Coenen, Rob (1623) | Lost 0-2 | -161484 |
| 4sealed | 150 | Hermans, Chris (1501) | Won 2-1 | +181502 |
| 5sealed | 99 | van Lamoen, Tom (1489) | Won 2-0 | +181520 |
| 6sealed | 61 | Bricout, Francois (1670) | Won 2-0 | +211541 |
| 7sealed | 44 | Segers, Frank (1507) | Won 2-0 | +171558 |
| 8sealed | 27 | Ross, Edward (1634) | Lost 0-2 | -171541 |
| 9sealed | 51 | Miltenburg, Alexander (1524) | Won 2-0 | +181559 |
| 10draft | 51 | Jonsson, Anton (1935) | Won 2-0 | +251584 |
| 11draft | 37 | Schroeder, Marcel (1614) | Lost 0-2 | -181566 |
| 12draft | 47 | Rensonnet, Pierre (1594) | Lost 0-2 | -171549 |
| 13draft | 56 | Thomas, Herve (1613) | Won 2-0 | +191568 |
| 14draft | 5 | Figura, Christian (1607) | Lost 1-2 | -171551 |
| top | average opponent: 1590record: 8-5-1 | new rating: 1551 | ||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Etienne, Damien (1500) | Won 2-1 | +181518 |
| 2sealed | 32 | Tatarenko, Nicolas (1518) | Lost 1-2 | -181500 |
| 3sealed | 211 | Perez, Antonio [ESP] (1499) | Lost 1-2 | -181482 |
| top | average opponent: 1506record: 1-2 | new rating: 1482 | ||