Kopicka, Ondrej
Current rating: 1426
Record: 5-11-1
| Grand Prix Prague 2016 (legacy) | starting rating: 1357 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 302 | Johns, James (1500) | Won 2-0 | +201377 |
| 2legacy | 290 | Partinen, Simo (1487) | Won 2-1 | +201397 |
| 3legacy | 27 | Silyukov, Oleg (1533) | Won 2-0 | +211418 |
| 4legacy | 7 | Brueggemann, Julian (1737) | Lost 0-1 | -121406 |
| 5legacy | 239 | Moyschewitz, Fabian (1857) | Lost 0-2 | -111395 |
| 6legacy | 270 | Tajak, Lukas (1736) | Draw 1-1 | +61401 |
| 7legacy | 324 | Valenta, Jaroslav (1518) | Won 2-0 | +201421 |
| 8legacy | 235 | Maj, Adam (1508) | Won 2-1 | +201441 |
| 9legacy | 156 | Siwon, Andrzej (1595) | Lost 0-2 | -151426 |
| average opponent: 1608record: 5-3-1 | new rating: 1426 | |||
| Grand Prix Prague 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 191 | Dobroruka, Igor (1549) | Lost 0-2 | -171483 |
| 2modern | 369 | Mack, Raoul (1467) | Lost 1-2 | -181465 |
| 3modern | 638 | Albertsen, Mark (1484) | Lost 0-2 | -181447 |
| 4modern | 682 | Komatar, Tamara (1445) | Lost 0-2 | -181429 |
| 5modern | 656 | Guth, Christian (1429) | Lost 0-2 | -181411 |
| 6modern | 614 | Kovic, Matej (1413) | Lost 1-2 | -181393 |
| 7modern | 567 | Hallak, Maruan (1393) | Lost 1-2 | -181375 |
| 8modern | 501 | Fontan, Frantisek (1372) | Lost 1-2 | -181357 |
| average opponent: 1444record: 0-8 | new rating: 1357 | |||