Jansky, David
Current rating: 1584
Record: 14-9
| Grand Prix Prague 2017 (AER limited) | starting rating: 1614 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 254 | Machulka, Jiri (1417) | Won 2-0 | +141628 |
| 2sealed | 146 | Holmstedt, Rolf (1312) | Won 2-0 | +131641 |
| 3sealed | 249 | Seibold, Christian (2038) | Lost 0-2 | -111630 |
| 4sealed | 495 | Moeken, Ed (1350) | Lost 1-2 | -231607 |
| 5sealed | 605 | Nicolai, Rene (1508) | Won 2-1 | +161623 |
| 6sealed | 378 | Vardzik, Tomas (1529) | Lost 1-2 | -201603 |
| 7sealed | 571 | Chalk, Titus (1548) | Lost 0-2 | -191584 |
| average opponent: 1529record: 3-4 | new rating: 1584 | |||
| Grand Prix Verona 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 214 | Melega, Matteo (1512) | Won 2-0 | +181518 |
| 2standard | 62 | Bruttini, Stefano (1559) | Won 2-1 | +191537 |
| 3standard | 192 | Drusko, Ivan (1536) | Won 2-0 | +181555 |
| 4standard | 175 | Helbik, Marek (1488) | Won 2-1 | +171572 |
| 5standard | 57 | Jurkovic, Robert (1932) | Won 2-1 | +241596 |
| 6standard | 31 | Santopadre, Marco (1604) | Lost 1-2 | -181578 |
| 7standard | 99 | Albesiano, Enrico (1626) | Won 2-1 | +191597 |
| 8standard | 51 | Idelfonso, Diony (1500) | Lost 1-2 | -201577 |
| 9standard | 193 | Festorazzi, Francesco (1514) | Won 2-1 | +171594 |
| 10standard | 72 | Fiordelmondo, Matteo (1548) | Won 2-1 | +171611 |
| 11standard | 35 | Jezierski, Grzegorz (1564) | Lost 1-2 | -191592 |
| 12standard | 42 | Carabaich, Ignazio (1601) | Lost 1-2 | -171575 |
| 13standard | 62 | Steiner, Stefan (1689) | Lost 0-2 | -161559 |
| 14standard | 78 | Lasku, Nikolin (1561) | Won 2-1 | +181577 |
| 15standard | 63 | Cuocci, Fabrizio (1532) | Won 2-1 | +171594 |
| 16standard | 56 | Wienand, Jonas (1703) | Won 2-1 | +201614 |
| average opponent: 1592record: 11-5 | new rating: 1614 | |||