Janeczek, Jakub
Current rating: 1587
Record: 53-48-1
| Grand Prix Krakow 2019 (M20 limited) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 292 | van den Wouwer, Chris (1586) | Won 2-0 | +181598 |
| 3sealed | 199 | Bagstevold, David (1538) | Lost 1-2 | -191579 |
| 4sealed | 236 | Piwko, Pawel (1631) | Won 2-1 | +191598 |
| 5sealed | 74 | Dvorak, Jiri 2119 (1597) | Won 2-0 | +181616 |
| 6sealed | 50 | Otte, Jasper (1762) | Lost 0-2 | -151601 |
| 7sealed | 275 | Durham, Michael (1841) | Lost 0-2 | -141587 |
| top | average opponent: 1659record: 3-3 | new rating: 1587 | ||
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 181 | Kuzmenko, Nazar (1507) | Won 2-0 | +161617 |
| 4sealed | 85 | Ceska, Pavel (1731) | Lost 1-2 | -151602 |
| 5sealed | 436 | Puntillo, Marco (1543) | Lost 1-2 | -201582 |
| 6sealed | 684 | Faraggiana, Simone (1638) | Won 2-0 | +191601 |
| 7sealed | 260 | Ulsenheimer, Peter (1423) | Lost 1-2 | -211580 |
| top | average opponent: 1568record: 2-3 | new rating: 1580 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1671 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 100 | Bragato, Riccardo (1609) | Lost 0-2 | -191652 |
| 4sealed | 270 | Dolata, Maciej (1765) | Lost 0-2 | -161636 |
| 5sealed | 538 | Saxl, Julian (1503) | Lost 0-2 | -201616 |
| 6sealed | 572 | Steinaa, Peter (1800) | Lost 1-2 | -151601 |
| top | average opponent: 1669record: 0-4 | new rating: 1601 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1719 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 171 | Geffroy, Olivier (1418) | Lost 1-2 | -231696 |
| 4standard | 401 | Sepp, Rasmus (1469) | Won 2-1 | +141710 |
| 5standard | 198 | Montefiori, Giovanni (1721) | Lost 0-2 | -181692 |
| 6standard | 305 | Selchenok, Roman (1542) | Lost 1-2 | -211671 |
| top | average opponent: 1538record: 1-3 | new rating: 1671 | ||
| Grand Prix Warsaw 2016 (KLD standard) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 29 | Ksandr, Jan (2010) | Lost 0-2 | -121616 |
| 4standard | 368 | Urbaniak, Adam (1519) | Won 2-0 | +171633 |
| 5standard | 114 | Koch, Florian (1786) | Won 2-0 | +201653 |
| 6standard | 44 | Hegni, Erlend Olav (1507) | Lost 0-2 | -201633 |
| 7standard | 133 | Brinkmann, Christian (1538) | Won 2-0 | +161649 |
| 8standard | 136 | Coors, Raphael (1549) | Won 2-1 | +161665 |
| 9standard | 110 | Kiouri, Andreas (1546) | Won 2-0 | +161681 |
| 10standard | 32 | Gerecke, Piet (1657) | Won 2-0 | +181699 |
| 11standard | 39 | Avedano, Andrea (1612) | Won 2-1 | +161715 |
| 12standard | 14 | Rozakeas, Socrates (1786) | Lost 0-2 | -171698 |
| 13standard | 54 | Ortiz Ros, Cristian (1717) | Lost 0-2 | -171681 |
| 14standard | 70 | Joelsson, Fredrik (1740) | Won 2-1 | +191700 |
| 15standard | 38 | Semkin, Alexander (1780) | Won 2-1 | +191719 |
| top | average opponent: 1673record: 9-4 | new rating: 1719 | ||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 238 | Faber, Manuel (1818) | Won 2-0 | +211658 |
| 4standard | 72 | Majchrzak, Piotr (1624) | Won 2-0 | +181676 |
| 5standard | 3 | Burgold, Lino (1893) | Won 2-1 | +221698 |
| 6standard | 34 | Gehrts, Bruno Regis Heino (1484) | Won 2-0 | +141712 |
| 7standard | 12 | Reling, Andreas (1829) | Won 2-0 | +201732 |
| 8standard | 4 | Knocinski, Przemek (1951) | Lost 0-2 | -141718 |
| 9standard | 27 | Praviliev, Alexander (1748) | Lost 1-2 | -181700 |
| 10standard | 62 | Landgraf, Svante (1641) | Lost 0-2 | -191681 |
| 11standard | 66 | Gonzalez Rodriguez, Miguel Angel (1610) | Lost 0-2 | -191662 |
| 12standard | 82 | Sui, Xin (1761) | Lost 0-2 | -161646 |
| 13standard | 89 | Fulle, Dominic (1650) | Lost 0-2 | -181628 |
| top | average opponent: 1728record: 5-6 | new rating: 1628 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1623 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 18 | Schetka, Evgeny (1639) | Won 2-0 | +181641 |
| 4standard | 538 | Urban, Tamas (1686) | Lost 1-2 | -171624 |
| 5standard | 194 | Marcin, Erhard (1538) | Lost 1-2 | -201604 |
| 6standard | 235 | Dobija, Lukasz (1504) | Won 2-0 | +161620 |
| 7standard | 154 | Lihoreau, Ibai (1645) | Won 2-0 | +191639 |
| 8standard | 113 | Brankaert, Rens (1606) | Lost 1-2 | -191620 |
| 9standard | 132 | Karasek, Lukas (1557) | Won 2-0 | +171637 |
| top | average opponent: 1596record: 4-3 | new rating: 1637 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 155 | Mellberg, Eric (1647) | Won 2-0 | +191643 |
| 2sealed | 44 | Ulatowski, Przemyslaw (1732) | Won 2-0 | +191662 |
| 3sealed | 172 | Brzozowski, Adam (1534) | Won 2-0 | +161678 |
| 4sealed | 68 | Severin, Thoralf (1925) | Won 2-1 | +221700 |
| 5sealed | 62 | Hochel, Christian (1613) | Lost 1-2 | -191681 |
| 6sealed | 61 | Grant, David (1724) | Lost 1-2 | -171664 |
| 7sealed | 174 | Faustyn, Maciej (1503) | Lost 0-0 | -211643 |
| 8sealed | 244 | Pietkiewicz, Szymon (1527) | Lost 0-2 | -201623 |
| top | average opponent: 1651record: 4-4 | new rating: 1623 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 77 | Graba, Bartlomiej (1607) | Won 2-0 | +181634 |
| 4sealed | 50 | Pochard, Julien (1548) | Won 2-0 | +161650 |
| 5sealed | 25 | Pobis, Jakub (1532) | Won 2-0 | +161666 |
| 6sealed | 12 | Hitz, Michael (1495) | Lost 0-2 | -211645 |
| 7sealed | 105 | Enders, Martin (1581) | Won 2-0 | +171662 |
| 8sealed | 19 | Forslund, Fredrik (1506) | Lost 0-2 | -211641 |
| 9sealed | 130 | Rothen, Christian (1557) | Won 2-1 | +161657 |
| 10draft | 25 | Monsen, Christer (1522) | Lost 1-2 | -201637 |
| 11draft | 44 | Grafensteiner, Daniel (1936) | Lost 0-2 | -131624 |
| 12draft | 96 | Hittel, Matthias (1493) | Won 2-1 | +161640 |
| 13draft | 47 | gomez Villalobos, Alon (1512) | Won 2-0 | +151655 |
| 14draft | 63 | Vanek, Tomas (1824) | Lost 0-2 | -151640 |
| 15draft | 4 | Hauck, Christian (1742) | Lost 0-2 | -161624 |
| top | average opponent: 1604record: 7-6 | new rating: 1624 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 171 | Perez, Joaquin (1561) | Draw 1-1 | 01560 |
| 3standard | 207 | Spaans, Casper (1518) | Won 2-0 | +181578 |
| 4standard | 186 | Krzysztalowicz, Dawid (1677) | Lost 0-2 | -171561 |
| 5standard | 282 | Zozulinski, Mateusz (1519) | Won 2-0 | +181579 |
| 6standard | 191 | Madej, Damian (1498) | Won 2-0 | +161595 |
| 7standard | 119 | Bohnstedt, Lutz (1498) | Won 2-0 | +161611 |
| 8standard | 71 | Da Cunha, Charles (1590) | Lost 0-2 | -181593 |
| 9standard | 128 | Chan, Tiago (1861) | Won 2-1 | +231616 |
| top | average opponent: 1590record: 5-2-1 | new rating: 1616 | ||
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 647 | Garcia, Demetrio (1517) | Won 2-1 | +171575 |
| 3sealed | 663 | Navarro Jimenez, Rafael (1519) | Won 2-1 | +171592 |
| 4sealed | 658 | Adebo Diaz, Juan Carlos (1838) | Lost 0-2 | -141578 |
| 5sealed | 700 | La Placa, Andrea (1684) | Won 2-0 | +201598 |
| 6sealed | 659 | Mellado, Diego (1510) | Lost 0-2 | -191579 |
| 7sealed | 733 | Jabs, Slawomir (1666) | Won 2-0 | +191598 |
| 8sealed | 682 | Oehler, Martin (1568) | Lost 1-2 | -181580 |
| 9sealed | 705 | Blanchard, Xavier (1501) | Lost 0-2 | -201560 |
| top | average opponent: 1600record: 4-4 | new rating: 1560 | ||
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 135 | Esposito, Marco (1523) | Won 2-0 | +181518 |
| 3sealed | 82 | Malaguti, Andrea (1512) | Lost 1-2 | -181500 |
| 4sealed | 206 | Ciaccia, Giovanni (1419) | Lost 1-2 | -191481 |
| 5sealed | 253 | Barinec, Andrej (1502) | Won 2-0 | +181499 |
| 6sealed | 234 | Tosoni, Martin (1518) | Won 2-0 | +191518 |
| 7sealed | 89 | Mahot, Fabien (1518) | Won 2-0 | +181536 |
| 8sealed | 97 | Wolff, Morten (1539) | Won 2-0 | +181554 |
| 9sealed | 66 | Rotstejn, Jonathan (1596) | Won 2-0 | +181572 |
| 10sealed | 55 | Altamore, Federico (1607) | Lost 1-2 | -171555 |
| 11draft | 68 | Hatto, Steve (1442) | Won 0-0 | +161571 |
| 12draft | 103 | Castejon, Dani (1662) | Won 2-1 | +201591 |
| 13draft | 87 | Tuduri, Ricard (1637) | Lost 0-2 | -181573 |
| 14draft | 7 | Calzolari, Lorenzo (1654) | Lost 0-2 | -161557 |
| 15draft | 69 | Blumer, David (1589) | Won 2-0 | +191576 |
| 16draft | 49 | Mariani, Giovanni (1588) | Lost 0-2 | -181558 |
| top | average opponent: 1554record: 9-6 | new rating: 1558 | ||