Nemec, Jan
Current rating: 1364
Record: 12-21-1
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1393 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 876 | Delanote, Broos (1435) | Lost 0-2 | -181375 |
| 2sealed | 1165 | Sarubbo, Simone (1484) | Lost 0-2 | -161359 |
| 3sealed | 1147 | Weisshaupt, Martin (1462) | Won 2-0 | +201379 |
| 4sealed | 878 | Podmol, Martin (1352) | Lost 1-2 | -181361 |
| 5sealed | 985 | Olejniczak, Andrzej (1391) | Won 2-0 | +181379 |
| 6sealed | 770 | Knap, Cestmir (1399) | Draw 1-1 | +11380 |
| 7sealed | 671 | Gandelman, Elvira (1504) | Lost 0-2 | -161364 |
| top | average opponent: 1432record: 2-4-1 | new rating: 1364 | ||
| Grand Prix Prague 2017 (AER limited) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 85 | Kadunc, Tadej (1483) | Lost 1-2 | -171418 |
| 2sealed | 638 | Stammbach, Martin (1540) | Lost 1-2 | -161402 |
| 3sealed | 890 | Caballero Martinez, Juan Carlos (1374) | Won 2-0 | +171419 |
| 4sealed | 712 | Dirkx, Michael (1482) | Won 2-0 | +201439 |
| 5sealed | 731 | Spindler, Milan Fabio (1498) | Won 2-0 | +191458 |
| 6sealed | 581 | Stolyarov, Sergey (1579) | Lost 1-2 | -161442 |
| 7sealed | 524 | Di Pancrazio, Marc (1501) | Lost 1-2 | -171425 |
| 8sealed | 585 | Mrso, Filip (1562) | Lost 1-2 | -161409 |
| 9sealed | 555 | Inic, Dejan (1473) | Lost 1-2 | -161393 |
| top | average opponent: 1499record: 3-6 | new rating: 1393 | ||
| Grand Prix Prague 2016 (legacy) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 448 | Cadilek, Christoph (1405) | Lost 0-2 | -191472 |
| 2legacy | 413 | Pakiela, Tomasz (1525) | Lost 0-2 | -171455 |
| 3legacy | 636 | Boehnke, Christian (1510) | Lost 0-2 | -171438 |
| 4legacy | 708 | Ulvik, Geir (1336) | Won 2-1 | +161454 |
| 5legacy | 595 | Klein, Bernhard (1461) | Lost 0-2 | -181436 |
| 6legacy | 632 | Defant, Matteo (1447) | Won 2-0 | +181454 |
| 7legacy | 549 | Iannello, Andrea (1405) | Lost 0-2 | -191435 |
| 8legacy | 514 | Vanhatupa, Juha-Matti (1382) | Won 2-0 | +171452 |
| 9legacy | 438 | Nizon, Jerome (1478) | Lost 1-2 | -171435 |
| top | average opponent: 1439record: 3-6 | new rating: 1435 | ||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 227 | Bisterfeld, Martin (1755) | Lost 0-2 | -131487 |
| 2standard | 527 | Sipahi, Suleyman (1482) | Lost 0-2 | -191468 |
| 3standard | 696 | Vavra, Nikola (1612) | Lost 0-2 | -151453 |
| 4standard | 684 | Straka, Martin (1447) | Lost 0-2 | -181435 |
| 5standard | 661 | Bury, Filip (1426) | Won 2-1 | +181453 |
| 6standard | 580 | Tomei, Leonardo (1453) | Won 2-0 | +181471 |
| 7standard | 481 | Faustyn, Maciej (1561) | Lost 1-2 | -171454 |
| 8standard | 419 | Campina, Filipe (1493) | Won 2-1 | +191473 |
| 9standard | 342 | Lemos, Pedro (1487) | Won 2-1 | +181491 |
| top | average opponent: 1524record: 4-5 | new rating: 1491 | ||