Bayer, Jonas
Current rating: 1752 (#3801)
Record: 44-28-1
| Grand Prix Turin 2018 (M19 limited) | starting rating: 1789 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Bayat Makou, Sami (1473) | Won 2-0 | +121801 |
| 2sealed | 218 | Hiew, Mitsuko (1450) | Won 2-0 | +121813 |
| 3sealed | 203 | Ossola, Giovanni (1500) | Lost 0-2 | -241789 |
| 4sealed | 281 | Guillet, Damien (1576) | Won 2-1 | +141803 |
| 5sealed | 146 | Busson, Etienne (1870) | Lost 1-2 | -161787 |
| 6sealed | 230 | Blank, Oliver (1529) | Lost 1-2 | -231764 |
| 7sealed | 269 | Zanin, Riccardo (1491) | Lost 1-2 | -231741 |
| 8sealed | 268 | Borrnert, Andreas (1321) | Won 2-1 | +111752 |
| top | average opponent: 1526record: 4-4 | new rating: 1752 | ||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1633 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 325 | Rodriguez, Ramiro (1500) | Won 2-0 | +151648 |
| 2standard | 128 | Scerbak, Gabriel (1451) | Won 2-1 | +151663 |
| 3standard | 213 | Robic, Boris (1436) | Won 2-0 | +141677 |
| 4standard | 126 | Sochurek, Petr (1955) | Won 2-1 | +231700 |
| 5standard | 67 | Zeggio, Riccardo (1603) | Won 2-1 | +161716 |
| 6standard | 7 | Carli Maltinti, Lorenzo (1686) | Won 2-1 | +171733 |
| 7standard | 8 | Guesnel, Quentin (1638) | Lost 0-2 | -191714 |
| 8standard | 32 | Steinkamp, Paul (1728) | Lost 0-2 | -181696 |
| 9standard | 74 | Knipping, Kai (1676) | Won 2-0 | +171713 |
| 10standard | 66 | Amendola, Michele (1560) | Won 2-1 | +161729 |
| 11standard | 39 | Zorzi, Giulio (1749) | Won 2-1 | +181747 |
| 12standard | 9 | Bach, Wolfgang (1614) | Won 2-0 | +161763 |
| 13standard | 6 | Dosimont, Amand (1890) | Won 2-1 | +201783 |
| 14standard | 11 | Hottmann, Alex (1960) | Lost 0-2 | -151768 |
| 15standard | 22 | Faber, Manuel (1899) | Won 2-1 | +211789 |
| top | average opponent: 1690record: 12-3 | new rating: 1789 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1696 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 773 | Messow, Philip (1700) | Won 2-1 | +181714 |
| 4sealed | 773 | Van Meurs, Sascha (1556) | Lost 1-2 | -211693 |
| 5sealed | 773 | Hensing, Marcus (1590) | Lost 1-2 | -191674 |
| 6sealed | 773 | Reibel, Leonard (1525) | Lost 1-2 | -211653 |
| 7sealed | 773 | Wagner, Rafael (1531) | Lost 0-2 | -201633 |
| top | average opponent: 1580record: 1-4 | new rating: 1633 | ||
| Grand Prix Vienna 2014 (BNG limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 336 | Huke, Lothar (1544) | Won 2-0 | +181565 |
| 2sealed | 111 | Radin, Aleksandar (1373) | Lost 1-2 | -221543 |
| 3sealed | 305 | Strubelj, Gregor (1685) | Won 2-0 | +211564 |
| 4sealed | 258 | Kondrk, Marcel (1649) | Won 2-0 | +191583 |
| 5sealed | 345 | Valuh, Branislav (1493) | Won 2-0 | +171600 |
| 6sealed | 107 | Berger, Maximilien (1668) | Won 2-1 | +191619 |
| 7sealed | 45 | Birgenheir, Philip (1573) | Won 2-1 | +171636 |
| 8sealed | 48 | Murphy, Dylan (1596) | Won 2-0 | +171653 |
| 9sealed | 26 | Telarov, Aleksa (1683) | Lost 0-2 | -171636 |
| 10draft | 36 | Petrak, Martin (1669) | Won 2-1 | +191655 |
| 11draft | 27 | Berkemeier, Christian (1672) | Won 2-1 | +181673 |
| 12draft | 33 | Sushalskyy, Sergiy (1852) | Lost 0-2 | -151658 |
| 13draft | 29 | Hittel, Matthias (1592) | Won 2-1 | +171675 |
| 14draft | 54 | Nagy, Tamas (1864) | Won 2-1 | +211696 |
| 15draft | 30 | Jandrasits, Marco (1832) | ID | 01696 |
| top | average opponent: 1650record: 11-3-1 | new rating: 1696 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 189 | Jurkovic, Robert (1931) | Lost 0-2 | -121590 |
| 4modern | 417 | Dusek, Lukas (1451) | Won 2-0 | +151605 |
| 5modern | 162 | Mikolas, Dominik (1533) | Lost 0-2 | -191586 |
| 6modern | 257 | Kaitila, Aleksi (1518) | Won 2-1 | +171603 |
| 7modern | 302 | Schuetz, Stefan (1627) | Lost 0-2 | -181585 |
| 8modern | 331 | Pikanitos, Romain (1477) | Lost 0-2 | -201565 |
| 9modern | 306 | Urvoy, Frederic (1535) | Lost 1-2 | -181547 |
| top | average opponent: 1582record: 2-5 | new rating: 1547 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 9 | Paulin, Thomas (1500) | Won 2-1 | +171599 |
| 2legacy | 220 | Marx, Florian (1493) | Won 2-0 | +161615 |
| 3legacy | 49 | Morbee, Stefaan (1547) | Won 0-0 | +171632 |
| 4legacy | 174 | Taylor, Stuart (1534) | Lost 1-2 | -201612 |
| 5legacy | 152 | Pichon, Elie (1883) | Won 2-1 | +231635 |
| 6legacy | 113 | Le Briand, Loic (1850) | Lost 0-2 | -141621 |
| 7legacy | 184 | Tagi-Zade, Eldar (1824) | Won 2-0 | +211642 |
| 8legacy | 120 | Nachtigall, Jaroslav (1487) | Lost 0-2 | -201622 |
| 9legacy | 191 | Bezdek, Tomas (1543) | Lost 0-2 | -201602 |
| top | average opponent: 1629record: 5-4 | new rating: 1602 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 555 | Gudbrandsson, Geir (1580) | Won 2-0 | +191519 |
| 2sealed | 557 | Mucha, Eduard (1422) | Won 2-1 | +171536 |
| 3sealed | 510 | Vilain, Arnaud (1645) | Won 2-1 | +201556 |
| 4sealed | 541 | Jenkins, Ross (1577) | Won 2-1 | +181574 |
| 5sealed | 504 | Freau, Cyrille (1634) | Won 2-0 | +191593 |
| 6sealed | 517 | Steudtner, Christian (1681) | Won 2-1 | +201613 |
| 7sealed | 510 | Luns, Joris (1572) | Won 2-0 | +171630 |
| 8sealed | 501 | Nassif, Gabriel (2025) | Lost 0-2 | -111619 |
| 9sealed | 510 | Habert, Alexandre (1535) | Lost 0-2 | -201599 |
| 10sealed | 533 | Li, Fabien (1649) | Lost 1-2 | -171582 |
| 11draft | 33 | Anthony, Delbarre (1583) | Won 2-0 | +181600 |
| 12draft | 82 | Massilot, Paul (1601) | Lost 0-1 | -181582 |
| 13draft | 125 | Mougenot, Florent (1517) | Lost 1-2 | -191563 |
| 14draft | 89 | Bjezancevic, Ivan (1562) | Draw 1-1 | 01563 |
| 15draft | 18 | Schwarz, Stephan (1639) | Won 2-0 | +191582 |
| top | average opponent: 1615record: 9-5-1 | new rating: 1582 | ||