Chlumecky, Lukas
Current rating: 1548
| Grand Prix London 2018 (RIX limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 103 | Reitbauer, David (1804) | Lost 0-2 | -141528 |
| 4sealed | 288 | Terradura, Claudio (1556) | Won 2-0 | +191547 |
| 5sealed | 193 | Schmalfeld, Thomas (1681) | Draw 1-1 | +21549 |
| 6sealed | 297 | Lucas, Gertjan (1435) | Won 2-1 | +161565 |
| 7sealed | 190 | Rennard, Alex (1648) | Lost 1-2 | -161549 |
| 8sealed | 319 | Vivies, Alexandre (1496) | Draw 1-1 | -11548 |
| top | average opponent: 1603record: 2-2-2 | new rating: 1548 | ||
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 136 | de Graaf, Michael (1500) | Won 2-0 | +171535 |
| 2sealed | 42 | Klimes, Tomas (1820) | Lost 0-2 | -131522 |
| 3sealed | 112 | Bramreiter, Dominik (1501) | Won 2-0 | +181540 |
| 4sealed | 183 | Halabrin, Robin (1516) | Won 2-1 | +181558 |
| 5sealed | 49 | Bigorne, Aurelien (1510) | Won 2-0 | +171575 |
| 6sealed | 70 | Bouda, Robert (1544) | Lost 0-2 | -191556 |
| 7sealed | 101 | Loeb, Davy (1823) | Lost 0-2 | -131543 |
| 8sealed | 103 | Kollert, Michal (1517) | Lost 0-2 | -191524 |
| 9sealed | 90 | Nottebrock, Jorg (1477) | Won 2-0 | +181542 |
| top | average opponent: 1579record: 5-4 | new rating: 1542 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 259 | Matousek, Kamil (1401) | Lost 0-2 | -201480 |
| 2sealed | 355 | Glinsky, Karol (1483) | Won 2-1 | +181498 |
| 3sealed | 269 | Fajmon, Petr (1500) | Won 2-1 | +181516 |
| 4sealed | 228 | Perthuis, Thibault (1615) | Lost 1-2 | -161500 |
| 5sealed | 254 | Foltyn, Viktor (1503) | Won 2-0 | +181518 |
| 6sealed | 175 | Prokopovic, Marek (1517) | Won 2-0 | +181536 |
| 7sealed | 126 | Bosselmann, Tobias (1513) | Lost 0-2 | -181518 |
| 8sealed | 121 | Prondzynski, Mateusz (1527) | Won 2-0 | +181536 |
| 9sealed | 85 | Wigge, Mathias (1527) | Lost 1-2 | -181518 |
| top | average opponent: 1510record: 5-4 | new rating: 1518 | ||