Janda, Zbynek
Current rating: 1655
Record: 14-8
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 601 | Van Diedenhoven, Veit (1500) | Won 2-0 | +181503 |
| 2sealed | 497 | Laes, Rudiger (1519) | Won 2-0 | +181521 |
| 3sealed | 252 | Brinkforth, Jan-Hendrik (1491) | Won 2-1 | +181539 |
| 4sealed | 45 | Von Loh, Ivan (1632) | Won 2-0 | +191558 |
| 5sealed | 94 | Knauer, Max (1654) | Won 2-0 | +201578 |
| 6sealed | 6 | Shashov, Alexey (1890) | Won 2-0 | +231601 |
| 7sealed | 1 | Klocker, Elias (2101) | Won 2-0 | +271628 |
| 8sealed | 6 | Stroev, Mikhail (1837) | Won 2-0 | +221650 |
| 9sealed | 556 | Huschenbeth, Arne (2062) | Lost 0-2 | -111639 |
| 10draft | 769 | Berezin, Daniel (1797) | Lost 0-2 | -151624 |
| 11draft | 712 | De Haan, Rob (1791) | Lost 0-2 | -151609 |
| 12draft | 701 | Vardzik, Tomas (1661) | Won 2-0 | +191628 |
| 13draft | 566 | Avila Fores, Raul (1926) | Won 2-0 | +231651 |
| 14draft | 566 | Woll, Karl (1845) | Lost 0-2 | -151636 |
| 15draft | 566 | Bruni, Matteo (1654) | Won 2-0 | +191655 |
| average opponent: 1757record: 11-4 | new rating: 1655 | |||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 63 | Bubnowski, Magdalena (1500) | Won 2-0 | +181518 |
| 2sealed | 109 | Franz, Jan (1518) | Won 2-1 | +181536 |
| 3sealed | 101 | Janak, Tomas (1646) | Lost 0-2 | -161520 |
| 4sealed | 184 | La Placa, Andrea (1484) | Lost 0-2 | -191501 |
| 5sealed | 265 | Sindelar, Petr (1499) | Lost 1-2 | -181483 |
| 6sealed | 240 | Gargulak, Lubomir (1379) | Won 2-0 | +161499 |
| 7sealed | 179 | Intini, Giovanni (1672) | Lost 0-2 | -141485 |
| average opponent: 1528record: 3-4 | new rating: 1485 | |||