Chladek, Petr
Current rating: 1482
Record: 8-10
| Grand Prix Prague 2016 (legacy) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 129 | Przybyla, Rafal (1500) | Won 2-1 | +191467 |
| 2legacy | 119 | Kviz, Petr (1470) | Won 2-1 | +181485 |
| 3legacy | 130 | Allouchery, Gonzague (1655) | Lost 1-2 | -151470 |
| 4legacy | 448 | Van Harten, Christiaan (1535) | Won 2-1 | +191489 |
| 5legacy | 214 | Flyum, Geir Magne (1676) | Won 2-0 | +221511 |
| 6legacy | 126 | Vefa, Yusuf Kemal (1696) | Lost 0-2 | -151496 |
| 7legacy | 269 | Riccio, Stefano (1707) | Lost 0-2 | -141482 |
| 8legacy | 380 | Cinquin, Antoine (1428) | Won 2-1 | +171499 |
| 9legacy | 276 | Mineri, Claudio (1544) | Lost 1-2 | -171482 |
| average opponent: 1579record: 5-4 | new rating: 1482 | |||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 99 | Meyer, Stephan (1829) | Lost 0-2 | -121488 |
| 2standard | 485 | Rucky, Jakub (1482) | Lost 0-2 | -181470 |
| 3standard | 683 | Cerri, Silvio Sergio (1492) | Lost 0-2 | -181452 |
| 4standard | 700 | katsiavrias, nikos (1446) | Won 2-0 | +181470 |
| 5standard | 594 | Sercu, Joery (1419) | Lost 1-2 | -191451 |
| 6standard | 581 | Musil, Jiri (1453) | Lost 1-2 | -181433 |
| 7standard | 510 | Strack, Holger (1254) | Lost 1-2 | -211412 |
| 8standard | 425 | Pezda, Bartosz (1426) | Won 2-0 | +181430 |
| 9standard | 353 | Delbos, Philippe (1424) | Won 2-0 | +181448 |
| average opponent: 1469record: 3-6 | new rating: 1448 | |||