Gybas, Jan
Current rating: 1417
Record: 28-39
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 896 | Bampi, Niccolo (1578) | Won 2-0 | +201449 |
| 2sealed | 700 | Teuer, Tomas (1479) | Lost 1-2 | -171432 |
| 3sealed | 725 | Kaiser, Ben (1592) | Lost 0-2 | -151417 |
| top | average opponent: 1549record: 1-2 | new rating: 1417 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1392 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 123 | Kawonczyk, Maciej (1832) | Won 2-1 | +261418 |
| 2standard | 115 | Miarecki, Patryk (1505) | Lost 0-2 | -161402 |
| 3standard | 500 | Wnukowski, Filip (1483) | Lost 0-2 | -171385 |
| 4standard | 469 | Pessarelli, Dario (1529) | Won 2-0 | +211406 |
| 5standard | 426 | Vendelboe, Pierre (1533) | Won 2-1 | +201426 |
| 6standard | 318 | Irons, Sonny (1379) | Lost 0-2 | -191407 |
| 7standard | 311 | Anderson, Dani (1465) | Won 2-1 | +191426 |
| 8standard | 314 | Hagen, Marcel (1425) | Won 2-1 | +181444 |
| 9standard | 220 | Seebach, Matthias (1588) | Lost 1-2 | -151429 |
| top | average opponent: 1526record: 5-4 | new rating: 1429 | ||
| Grand Prix Prague 2017 (AER limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 37 | Grosse-Stoltenberg, Leon (1500) | Lost 0-2 | -181459 |
| 2sealed | 718 | Berkemeier, Christian (1690) | Lost 0-2 | -141445 |
| 3sealed | 942 | Portl, Zdenek (1464) | Lost 1-2 | -181427 |
| 4sealed | 927 | Smyl, Daniel (1446) | Lost 1-2 | -171410 |
| 5sealed | 892 | Stepanek, Karl (1446) | Lost 0-2 | -181392 |
| top | average opponent: 1509record: 0-5 | new rating: 1392 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 187 | Driessen, Thomas (1687) | Lost 0-2 | -141494 |
| 2sealed | 187 | Adams, Olaf (1543) | Lost 0-2 | -171477 |
| top | average opponent: 1615record: 0-2 | new rating: 1477 | ||
| Grand Prix Vienna 2014 (BNG limited) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 171 | Kern, Oliver (1378) | Won 2-0 | +171457 |
| 2sealed | 171 | Hansen, Kasper (1500) | Won 2-1 | +191476 |
| 3sealed | 171 | Korosec, Ales (1469) | Lost 1-2 | -181458 |
| 4sealed | 171 | Li, Lai Wei (1517) | Lost 1-2 | -171441 |
| 5sealed | 171 | Bozic, Mihajlo (1508) | Won 2-0 | +191460 |
| 6sealed | 6 | Hubrich, Rene (1483) | Won 2-1 | +191479 |
| 7sealed | 171 | Schlittenhardt, Gabriel (1539) | Won 2-0 | +191498 |
| 8sealed | 171 | Cipolleschi, Francesco (1873) | Lost 1-2 | -121486 |
| 9sealed | 171 | Havlik, Michal (1720) | Won 2-0 | +221508 |
| top | average opponent: 1554record: 6-3 | new rating: 1508 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1405 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 231 | Vaskovits, Tibor (1447) | Won 2-1 | +191424 |
| 2modern | 35 | Marsicek, Josef (1567) | Lost 1-2 | -151409 |
| 3modern | 544 | Borckholder, Chris (1460) | Won 2-0 | +191428 |
| 4modern | 350 | Guidez, Nicolas (1450) | Won 2-0 | +181446 |
| 5modern | 169 | Borcevsky, Pavel (1654) | Won 2-1 | +221468 |
| 6modern | 54 | Luff, Andre (1582) | Won 2-1 | +201488 |
| 7modern | 59 | Riccardi, Enrico (1582) | Lost 1-2 | -171471 |
| 8modern | 126 | Janda, Kristian (1691) | Lost 1-2 | -141457 |
| 9modern | 196 | Walkenhorst, Ole (1512) | Lost 0-2 | -171440 |
| top | average opponent: 1549record: 5-4 | new rating: 1440 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1402 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 262 | Fijalkowski, Bartosz (1500) | Won 2-1 | +201422 |
| 4sealed | 183 | Wilan, Radoslaw (1478) | Won 2-1 | +191441 |
| 5sealed | 36 | Kurz, Jonathan Alexander (1647) | Won 2-1 | +221463 |
| 6sealed | 47 | Matull, Milan (1706) | Lost 0-2 | -141449 |
| 7sealed | 125 | Litvak, Mark (1611) | Lost 1-2 | -151434 |
| 8sealed | 100 | Miller, Jan (1623) | Lost 0-2 | -151419 |
| 9sealed | 190 | Hasnes, Oystein (1643) | Lost 1-2 | -141405 |
| top | average opponent: 1601record: 3-4 | new rating: 1405 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 74 | Myszkowiak, Maciej (1579) | Lost 0-2 | -161447 |
| 3standard | 285 | Ronczka, Jacek (1503) | Won 2-0 | +191466 |
| 4standard | 211 | Jankowski, Wojciech (1667) | Lost 0-2 | -141452 |
| 5standard | 306 | Glisic, Bojan (1510) | Lost 1-2 | -171435 |
| 6standard | 417 | Philippou, Alexander (1513) | Lost 1-2 | -171418 |
| 7standard | 390 | Terroba, Gonzalo (1464) | Lost 1-2 | -171401 |
| 8standard | 355 | Atomei, Andrei (1451) | Won 2-1 | +191420 |
| 9standard | 315 | Colding-Jorgensen, Martin (1433) | Lost 0-2 | -181402 |
| top | average opponent: 1515record: 2-6 | new rating: 1402 | ||
| Grand Prix Rimini 2013 (M14 limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 26 | Abou Omar, Ashraf (1780) | Won 2-0 | +231509 |
| 5sealed | 4 | Fabbri, Francesco (1496) | Lost 0-2 | -181491 |
| 6sealed | 167 | Kotrla, Jan (1741) | Lost 1-2 | -131478 |
| 7sealed | 167 | Semkin, Alexander (1555) | Lost 0-2 | -171461 |
| 8sealed | 205 | Mauri, Gabriele (1506) | Lost 1-2 | -171444 |
| 9sealed | 203 | Robesyn, Sean (1498) | Won 2-1 | +191463 |
| top | average opponent: 1596record: 2-4 | new rating: 1463 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 207 | Rusch, Michael (1535) | Lost 0-2 | -171483 |
| 2legacy | 466 | Courtois, Jonathan (1485) | Lost 0-2 | -181465 |
| 3legacy | 483 | Artis, Romuald (1464) | Won 0-0 | +181483 |
| 4legacy | 465 | Galambos, Richard (1464) | Won 2-0 | +171500 |
| 5legacy | 435 | Fanelli, Filippo (1555) | Won 2-1 | +191519 |
| 6legacy | 313 | Socha, Alex (1548) | Lost 1-2 | -171502 |
| 7legacy | 326 | Neau, Pierre (1504) | Won 2-0 | +181520 |
| 8legacy | 276 | Schubring, Tim (1418) | Lost 0-2 | -201500 |
| 9legacy | 288 | Drapala, Thomas (1724) | Lost 1-2 | -141486 |
| top | average opponent: 1522record: 4-5 | new rating: 1486 | ||