Havlicek Jr., Drahomir
Current rating: 1535
Record: 14-14
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 294 | Goncharenko, Oleksandr (1500) | Won 2-1 | +191491 |
| 2standard | 219 | Sautner, Marcel (1500) | Won 2-0 | +181509 |
| 3standard | 307 | Buffin, Vincent (1563) | Won 2-0 | +191528 |
| 4standard | 80 | Blohon, Lukas (2081) | Lost 0-2 | -91519 |
| 5standard | 278 | Koch, Florian (1841) | Lost 0-2 | -121507 |
| 6standard | 286 | Sanchez Garrido, Ricardo (1761) | Won 2-1 | +221529 |
| 7standard | 312 | Wisniewska, Malgorzata (1520) | Won 2-1 | +181547 |
| 8standard | 94 | Severin, Thoralf (1894) | Lost 1-2 | -121535 |
| top | average opponent: 1708record: 5-3 | new rating: 1535 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 207 | Coppes, Tobias (1513) | Lost 1-2 | -181474 |
| 2modern | 406 | Moucka, Martin (1482) | Won 2-0 | +181492 |
| 3modern | 558 | Ouzky, Karel (1472) | Lost 1-2 | -181474 |
| 4modern | 605 | Blessent, Claudio (1591) | Won 2-1 | +201494 |
| 5modern | 432 | Pikanitos, Romain (1453) | Lost 1-2 | -191475 |
| 6modern | 229 | Tauler Aguilo, Juan (1456) | Lost 0-2 | -181457 |
| 7modern | 502 | Tic, Jan (1464) | Won 2-1 | +181475 |
| 8modern | 391 | Hasslauer, Martin (1324) | Lost 1-2 | -211454 |
| 9modern | 387 | van Gelder, Mark (1441) | Won 2-0 | +181472 |
| top | average opponent: 1466record: 4-5 | new rating: 1472 | ||
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 541 | Belonoznik, Tomas (1481) | Won 2-0 | +181501 |
| 2sealed | 624 | Horn, Mattias (1516) | Won 2-1 | +181519 |
| 3sealed | 571 | Maij, Rosario (1908) | Lost 1-2 | -111508 |
| 4sealed | 606 | Frezard, Julien (1533) | Won 2-1 | +181526 |
| 5sealed | 556 | Belogrivs, Imants (1558) | Lost 0-2 | -171509 |
| 6sealed | 665 | Mrozek, Michal (1561) | Lost 1-2 | -171492 |
| top | average opponent: 1593record: 3-3 | new rating: 1492 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 222 | Jemiolek, Jakub (1500) | Won 2-1 | +181518 |
| 2sealed | 36 | Biasio, Stefano (1541) | Lost 0-2 | -181500 |
| 3sealed | 188 | Jurinek, Antonin (1500) | Won 2-0 | +181518 |
| 4sealed | 176 | Sukaitis, Tomas (1540) | Lost 0-2 | -171501 |
| 5sealed | 254 | Novotny, Jakub 1996 (1501) | Lost 1-2 | -181483 |
| top | average opponent: 1516record: 2-3 | new rating: 1483 | ||