Kollar, Melkior
Current rating: 1491
Record: 17-22
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 326 | Fernandez Oros, Dario (1497) | Lost 1-2 | -181455 |
| 4pioneer | 401 | Vogt, Marc (1982) | Won 2-0 | +271482 |
| 5pioneer | 312 | Zurlo, Claudio (1525) | Lost 1-2 | -171465 |
| 6pioneer | 293 | Papadakis, Angelos (1533) | Won 2-1 | +191484 |
| 7pioneer | 303 | Bergerot, Nicolas (1734) | Won 2-0 | +231507 |
| 8pioneer | 139 | Muller, Andre (1668) | Lost 1-2 | -161491 |
| top | average opponent: 1657record: 3-3 | new rating: 1491 | ||
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 273 | Phedotov, Artem (1543) | Lost 1-2 | -171485 |
| 4sealed | 210 | Miranda, Vincenzo (1793) | Lost 1-2 | -121473 |
| 5sealed | 467 | Goedhart, Reza (1506) | Lost 0-2 | -181455 |
| 6sealed | 480 | Lebedev, Alexander (1436) | Won 2-1 | +181473 |
| top | average opponent: 1569record: 1-3 | new rating: 1473 | ||
| Grand Prix Barcelona 2019 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 349 | Ballestin, Daniel (1788) | Lost 1-2 | -121436 |
| 4modern | 373 | Lajoso, Tiago (1550) | Won 2-0 | +201456 |
| 5modern | 257 | Rosdahl, Alexander (1866) | Lost 0-2 | -101446 |
| 6modern | 341 | Ciani, Paolo (1553) | Won 2-0 | +191465 |
| 7modern | 256 | Urena, Abraham (1666) | Won 2-1 | +221487 |
| 8modern | 118 | Maisonneuve, Erwan (1776) | Won 2-0 | +231510 |
| 9modern | 151 | Rubin, Jonathan (1777) | Lost 1-2 | -131497 |
| 10modern | 118 | Delvigne, Emmanuel (1741) | Lost 1-2 | -141483 |
| 11modern | 145 | Coates, Richard (1543) | Won 2-0 | +191502 |
| top | average opponent: 1696record: 5-4 | new rating: 1502 | ||
| Grand Prix Strasbourg 2019 (RNA limited) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 189 | Estratti, Samuele (1802) | Lost 1-2 | -111422 |
| 3sealed | 400 | Huguenin-Virchaux, Cyril (1468) | Won 2-0 | +191441 |
| 4sealed | 374 | Bindels, Jeffrey (1581) | Lost 1-2 | -161425 |
| 5sealed | 408 | Stalder, Roman (1740) | Won 2-0 | +241449 |
| 6sealed | 418 | Gergo, Tamas (1412) | Won 2-1 | +171466 |
| 7sealed | 239 | Delandsheere, Pierre (1484) | Lost 0-2 | -181448 |
| top | average opponent: 1581record: 3-3 | new rating: 1448 | ||
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 771 | Stencl, Adam (1658) | Lost 1-2 | -151483 |
| 3sealed | 896 | Kolisko, Ondrej (1566) | Lost 0-2 | -171466 |
| 4sealed | 957 | Camilleri, Adrian (1453) | Lost 0-2 | -181448 |
| 5sealed | 949 | Sayour, Fabio (1501) | Lost 1-2 | -171431 |
| 6sealed | 893 | Marek, Jan (1538) | Lost 0-2 | -161415 |
| 7sealed | 747 | Tollkuhn, Michael (1429) | Won 2-0 | +181433 |
| top | average opponent: 1524record: 1-5 | new rating: 1433 | ||
| Grand Prix Lille 2018 (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 217 | Lam, Philippe (1411) | Lost 1-2 | -201480 |
| 2standard | 441 | Severn, Anthony (1482) | Won 2-0 | +181498 |
| 3standard | 444 | Medici, Julien (1545) | Won 1-0 | +191517 |
| 4standard | 365 | Uhe, Felix (1581) | Lost 1-2 | -171500 |
| 5standard | 448 | Van Den Berghe, Quentin (1527) | Lost 1-2 | -171483 |
| 6standard | 522 | Gosic, Lazar (1451) | Lost 0-2 | -191464 |
| 7standard | 487 | Vache, Timothy (1369) | Won 2-0 | +171481 |
| 8standard | 432 | Janon, Quentin (1452) | Won 2-0 | +171498 |
| top | average opponent: 1477record: 4-4 | new rating: 1498 | ||