Navratil, Jonas
Current rating: 1483
Record: 6-7-1
| Grand Prix Prague 2018 (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 244 | Reise, Tim (1500) | Won 2-1 | +181503 |
| 2modern | 306 | Maciocha, Thomas (1313) | Lost 1-2 | -211482 |
| 3modern | 587 | Rau, Kai (1509) | Won 2-0 | +181500 |
| 4modern | 562 | Higatzberger, Johannes (1523) | Won 2-1 | +191519 |
| 5modern | 177 | Buehlbecker, Lukas (1535) | Lost 0-2 | -181501 |
| 6modern | 403 | Kraus, Martin (1518) | Lost 1-2 | -181483 |
| average opponent: 1483record: 3-3 | new rating: 1483 | |||
| Grand Prix Prague 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 136 | Erenyi, Jakub (1590) | Won 2-0 | +201520 |
| 2legacy | 50 | Mueller, Andreas (1668) | Draw 1-1 | +21522 |
| 3legacy | 345 | Reintges, Christian (1518) | Won 2-1 | +181540 |
| 4legacy | 177 | Alexander, Jon (1475) | Lost 1-2 | -191521 |
| 5legacy | 323 | La Fauci, Rocco (1497) | Won 2-0 | +181539 |
| 6legacy | 210 | Kargapolov, Georgiy (1535) | Lost 0-2 | -181521 |
| 7legacy | 330 | Tasior, Lukasz (1522) | Lost 1-2 | -181503 |
| 8legacy | 410 | Signorini, Marco (1521) | Lost 0-2 | -181485 |
| average opponent: 1541record: 3-4-1 | new rating: 1485 | |||