Luhan, Martin
Current rating: 1457
| Grand Prix Prague 2018 (modern) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 147 | Hruby, Ondrej (1500) | Lost 1-2 | -161420 |
| 2modern | 739 | Brusky, Ivan (1478) | Lost 1-2 | -171403 |
| 3modern | 872 | Larsson, Peter (1404) | Won 2-1 | +181421 |
| 4modern | 835 | Jestribek, Jan (1430) | Won 2-0 | +181439 |
| 5modern | 682 | Liu, Jingfei (1500) | Won 2-1 | +191458 |
| 6modern | 495 | Dadu, Stepanas (1500) | Won 2-1 | +191477 |
| 7modern | 416 | Mrklic, Zoran (1403) | Lost 1-2 | -201457 |
| top | average opponent: 1459record: 4-3 | new rating: 1457 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 15 | Cofalik, Szymon (1600) | Lost 0-2 | -161467 |
| 2standard | 349 | Bignami, Andrea (1741) | Lost 0-2 | -131454 |
| 3standard | 539 | Dobrovodsky, Peter (1433) | Lost 1-2 | -191435 |
| 4standard | 600 | Malinowski, Damian (1449) | Won 2-1 | +191454 |
| 5standard | 528 | Enberg, Mikael (1502) | Lost 0-2 | -181436 |
| top | average opponent: 1545record: 1-4 | new rating: 1436 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Engelhart, Fabian (1500) | Lost 1-2 | -181482 |
| 2sealed | 431 | Papso, Matej (1482) | Won 2-0 | +181500 |
| 3sealed | 436 | Von Der Ohe, Lando (1499) | Won 2-1 | +181518 |
| 4sealed | 261 | Kara, Michal (1574) | Lost 0-2 | -171501 |
| 5sealed | 498 | Martins, Sylvain (1457) | Won 2-1 | +171518 |
| 6sealed | 424 | Macalik, Roman (1522) | Lost 0-2 | -181500 |
| 7sealed | 384 | Tavoda, Martin (1524) | Lost 1-2 | -171483 |
| top | average opponent: 1508record: 3-4 | new rating: 1483 | ||