Janecka, Ondrej
Current rating: 1641
Record: 36-29
| Grand Prix Stockholm 2016 (EMN limited) | starting rating: 1610 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 390 | Knudsen, Henrik (1503) | Lost 0-2 | -201590 |
| 2sealed | 459 | Kummetz, Malte (1412) | Won 2-1 | +151605 |
| 3sealed | 323 | Rosengren, Lars (1690) | Won 2-0 | +191624 |
| 4sealed | 151 | Hitz, Michael (1748) | Won 2-0 | +201644 |
| 5sealed | 186 | Almemo, Fredrik (1584) | Lost 0-2 | -191625 |
| 6sealed | 217 | Inkilainen, Aapo (1532) | Won 2-1 | +171642 |
| 7sealed | 110 | Larsen, Daniel (1420) | Won 2-0 | +141656 |
| 8sealed | 97 | Naujokat, Ricardo (1777) | Lost 0-2 | -161640 |
| 9sealed | 128 | Pieprzyk, Marek (1681) | Won 2-1 | +191659 |
| 10draft | 173 | Arrenas, Jonathan (1569) | Lost 0-2 | -201639 |
| 11draft | 170 | Berg, Niclas (1611) | Won 2-1 | +171656 |
| 12draft | 107 | Saarinen, Olli (1779) | Lost 1-2 | -151641 |
| top | average opponent: 1609record: 7-5 | new rating: 1641 | ||
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1657 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 383 | Schneider, Dominik (1495) | Won 2-1 | +151672 |
| 2sealed | 250 | Li, Jinzhao (1481) | Lost 1-2 | -211651 |
| 3sealed | 704 | Serin, Adrien (1522) | Lost 0-2 | -201631 |
| 4sealed | 673 | Ture, Cedric (1479) | Lost 0-2 | -211610 |
| top | average opponent: 1494record: 1-3 | new rating: 1610 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1656 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 35 | Takac, Boris (1534) | Lost 0-2 | -201636 |
| 3sealed | 324 | Van De Vorst, Mario (1404) | Won 2-1 | +141650 |
| 4sealed | 368 | Busquets, Joan (1462) | Won 2-0 | +141664 |
| 5sealed | 134 | Blokland, Niels (1556) | Won 2-0 | +161680 |
| 6sealed | 113 | Blumer, David (1599) | Won 2-0 | +171697 |
| 7sealed | 106 | Danz, Jonathan (1620) | Lost 0-2 | -201677 |
| 8sealed | 91 | Goebbels, Alexander (1566) | Lost 1-2 | -201657 |
| top | average opponent: 1534record: 4-3 | new rating: 1657 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 704 | Nouvel, Maxence (1500) | Won 2-0 | +191485 |
| 2sealed | 713 | Recchia, Francesco (1552) | Won 2-0 | +191504 |
| 3sealed | 863 | Zieger, Andre (1514) | Won 2-0 | +181522 |
| 4sealed | 718 | Schneider, Dominik (1566) | Won 2-0 | +191541 |
| 5sealed | 741 | Demange, Kevin (1618) | Lost 0-2 | -171524 |
| 6sealed | 824 | Ince, Bahadir (1553) | Won 2-0 | +191543 |
| 7sealed | 758 | Milis, Michael (1742) | Lost 1-2 | -141529 |
| 8sealed | 767 | Vornhusen, Gunnar (1515) | Won 2-1 | +171546 |
| 9sealed | 743 | Vingerhoets, Sebastien (1571) | Won 2-0 | +191565 |
| 10draft | 3 | Havas, Jean-Charles (1577) | Lost 1-2 | -181547 |
| 11draft | 40 | Bidone, Alessandro (1668) | Won 2-1 | +201567 |
| 12draft | 81 | Stuetzle, Dominik (1632) | Won 2-1 | +191586 |
| 13draft | 15 | Sikora, Mateusz (1762) | Won 2-1 | +221608 |
| 14draft | 98 | Grafensteiner, Daniel (1925) | Won 2-1 | +231631 |
| 15draft | 27 | Cunningham, Jeff (2020) | Won 2-0 | +251656 |
| top | average opponent: 1648record: 12-3 | new rating: 1656 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Adams, Olaf (1563) | Won 2-1 | +191495 |
| 2sealed | 97 | Nowak, Przemyslaw (1575) | Lost 0-2 | -161479 |
| 3sealed | 243 | Artamonova, Maria (1666) | Lost 1-2 | -151464 |
| 4sealed | 433 | Ballanger, Stuart (1512) | Lost 0-2 | -171447 |
| 5sealed | 425 | Klepacki, Adrian (1418) | Won 2-0 | +171464 |
| 6sealed | 352 | Matikiewicz, Michal (1491) | Won 2-1 | +191483 |
| 7sealed | 244 | Rejman, Jiri (1558) | Lost 0-0 | -171466 |
| top | average opponent: 1541record: 3-4 | new rating: 1466 | ||
| Grand Prix Vienna 2014 (BNG limited) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 250 | Mahr, Daniel (1500) | Lost 1-2 | -181493 |
| 2sealed | 408 | Horvath, Kornel (1482) | Won 2-1 | +171510 |
| 3sealed | 415 | Zou, Edward (1600) | Lost 0-2 | -161494 |
| 4sealed | 196 | Nikov, Martin (1483) | Won 2-0 | +181512 |
| 5sealed | 423 | Vlahovic, Matija (1509) | Lost 0-2 | -181494 |
| 6sealed | 368 | Tschernay, Felix (1482) | Lost 1-2 | -181476 |
| top | average opponent: 1509record: 2-4 | new rating: 1476 | ||
| Grand Prix Vienna 2013 (THS standard) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 120 | Fink, Johann (1775) | Lost 0-2 | -131497 |
| 3standard | 463 | Wildhofen, Klaus (1435) | Won 2-1 | +171514 |
| 4standard | 348 | Pilurzu, Alessandro (1467) | Won 2-1 | +171531 |
| 5standard | 125 | Reiter, Florian (1506) | Lost 1-2 | -191512 |
| 6standard | 323 | Oliverio, Salvatore (1430) | Lost 0-2 | -191493 |
| 7standard | 421 | Sistek, Martin (1439) | Won 2-1 | +171510 |
| 8standard | 268 | Schanka, Martin (1476) | Won 2-1 | +171527 |
| 9standard | 256 | Ytterborg, Joan (1619) | Lost 1-2 | -161511 |
| top | average opponent: 1518record: 4-4 | new rating: 1511 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 13 | Luczak, Marek (1500) | Won 2-0 | +181518 |
| 3sealed | 175 | Fladberg, Oyvind Andreas (1490) | Lost 0-2 | -181500 |
| 4sealed | 254 | Oberbek, Przemyslaw (1860) | Won 2-1 | +241524 |
| 5sealed | 184 | Ghebreselassie, Daniel (1529) | Won 2-0 | +181542 |
| 6sealed | 98 | Angelin, Marcus (1757) | Lost 0-2 | -141528 |
| 7sealed | 2 | Scerbak, Gabriel (1538) | Lost 0-2 | -181510 |
| top | average opponent: 1612record: 3-3 | new rating: 1510 | ||