Oey, Oliver
Current rating: 1536
Record: 34-35-1
| Grand Prix Bologna 2019 (legacy) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 316 | Guerra, Lorenzo (1500) | Won 2-0 | +181510 |
| 2legacy | 55 | Soriente, Gregorio (1798) | Won 2-0 | +231533 |
| 3legacy | 111 | Bernicchia, Aurelien (1490) | Lost 0-2 | -181515 |
| 4legacy | 179 | Lusti, Tobias (1437) | Won 2-1 | +161531 |
| 5legacy | 226 | Langer, Tim (1695) | Won 2-1 | +211552 |
| 6legacy | 107 | Millon, Gregory (1617) | Won 2-1 | +191571 |
| 7legacy | 71 | Pagano, Gian Marco (1574) | Lost 0-2 | -181553 |
| 8legacy | 118 | Varini, Matteo (1559) | Lost 1-2 | -171536 |
| top | average opponent: 1584record: 5-3 | new rating: 1536 | ||
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 51 | Van Hoorn, Rene (1596) | Won 2-0 | +201513 |
| 4legacy | 101 | Tell, Jonathan (1529) | Won 2-1 | +181531 |
| 5legacy | 7 | Christensen, Jesper (1627) | Draw 1-1 | +21533 |
| 6legacy | 36 | Carvalho, Marcio (2034) | Lost 1-2 | -101523 |
| 7legacy | 103 | Lenger, Jan (1576) | Lost 0-2 | -171506 |
| 8legacy | 178 | Reusink, Paul (1731) | Lost 1-2 | -141492 |
| top | average opponent: 1682record: 2-3-1 | new rating: 1492 | ||
| Grand Prix Prague 2016 (legacy) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 249 | Glushkov, Maxim (1500) | Lost 1-2 | -191530 |
| 2legacy | 327 | Peralta Garcia, Jose Antonio (1566) | Lost 1-2 | -171513 |
| 3legacy | 678 | Whitney, Cameron (1380) | Won 2-1 | +161529 |
| 4legacy | 659 | Kennedy, Alastair (1533) | Lost 1-2 | -181511 |
| 5legacy | 627 | Wex, Jan-Philipp (1513) | Lost 1-2 | -181493 |
| top | average opponent: 1499record: 1-4 | new rating: 1493 | ||
| Grand Prix Lille 2015 (legacy) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 550 | decock, alain (1500) | Won 2-0 | +181509 |
| 2legacy | 181 | Darmouni, Olivier (1694) | Lost 0-2 | -151494 |
| 3legacy | 609 | Hosaka, Yoshiteru (1679) | Won 2-0 | +221516 |
| 4legacy | 282 | Vogel, Sylvain (1491) | Won 2-1 | +171533 |
| 5legacy | 157 | Simon, Sebastien (1430) | Lost 1-2 | -201513 |
| 6legacy | 368 | Benkstein, Christoph (1520) | Won 2-1 | +181531 |
| 7legacy | 201 | Perrache, David (1493) | Won 2-0 | +181549 |
| 8legacy | 137 | Lodato, Lucio (1578) | Won 2-1 | +181567 |
| 9legacy | 79 | Kuzmanic, Tomislav (1575) | Lost 1-2 | -181549 |
| top | average opponent: 1551record: 6-3 | new rating: 1549 | ||
| Grand Prix Paris 2014 (legacy) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 316 | Goldberg, Nicolas (1676) | Lost 0-2 | -151523 |
| 2legacy | 509 | Maurer, Lukas (1871) | Won 2-1 | +241547 |
| 3legacy | 392 | Eichholzer, Marius (1472) | Lost 1-2 | -201527 |
| 4legacy | 670 | Djurovic, Mihailo (1563) | Lost 1-2 | -171510 |
| 5legacy | 704 | Siddik, Ahmed (1448) | Lost 1-2 | -191491 |
| top | average opponent: 1606record: 1-4 | new rating: 1491 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 304 | Carbillet, Christian (1500) | Won 2-0 | +181562 |
| 2legacy | 50 | Burgan, Julien (1411) | Lost 0-2 | -211541 |
| 3legacy | 414 | Krolow, Frank (1523) | Lost 0-0 | -191522 |
| 4legacy | 456 | Dixmeras, Vincent (1465) | Lost 0-2 | -191503 |
| 5legacy | 577 | Omer, Sana (1461) | Won 2-0 | +181521 |
| 6legacy | 517 | Bauchiero, Xavier (1484) | Won 2-0 | +171538 |
| top | average opponent: 1474record: 3-3 | new rating: 1538 | ||
| Grand Prix Ghent 2012 (legacy) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 766 | Reusink, Paul (1507) | Won 2-1 | +171551 |
| 2legacy | 631 | Jean, Benjamin (1552) | Lost 0-2 | -181533 |
| 3legacy | 739 | Ambroise, Nicolas (1498) | Won 2-1 | +171550 |
| 4legacy | 721 | Riera I Cervera, Roger (1473) | Won 2-0 | +171567 |
| 5legacy | 682 | Ray, Stephane (1460) | Won 2-0 | +161583 |
| 6legacy | 642 | Kandri, Thibauld (1480) | Lost 0-2 | -201563 |
| 7legacy | 725 | Frerard, David (1512) | Lost 1-2 | -191544 |
| top | average opponent: 1498record: 4-3 | new rating: 1544 | ||
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 150 | Radesater, Tobias (1348) | Lost 0-2 | -211495 |
| 3legacy | 206 | Goedeke, Lutz (1500) | Won 2-1 | +181513 |
| 4legacy | 240 | Soumet, Arnaud (1629) | Lost 0-2 | -161497 |
| 5legacy | 330 | De Bie, Yosser (1456) | Won 2-1 | +171514 |
| 6legacy | 223 | Pedersen, Anders B (1531) | Won 2-0 | +191533 |
| 7legacy | 134 | Koudelka, Lubos (1639) | Won 2-0 | +201553 |
| 8legacy | 96 | Quintero Medina, Alberto (1501) | Lost 1-2 | -191534 |
| top | average opponent: 1515record: 4-3 | new rating: 1534 | ||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 162 | Dubuisson, Aurelien (1482) | Won 2-1 | +181465 |
| 2sealed | 43 | Kuchenbecker, Sebastian (1628) | Won 2-1 | +211486 |
| 3sealed | 70 | Thil, Stephane (1649) | Won 2-1 | +211507 |
| 4sealed | 2 | Ganz, Andreas (1541) | Lost 0-2 | -171490 |
| 5sealed | 131 | Rizahanov, Artur (1517) | Won 2-0 | +181508 |
| 6sealed | 39 | Blugeon, Alexis (1518) | Won 2-0 | +191527 |
| 7sealed | 52 | De La Fourniere, Thierry (1534) | Won 2-0 | +181545 |
| 8sealed | 20 | Verbeken, Dirk (1758) | Won 2-0 | +221567 |
| 9sealed | 10 | Theunis, Johan (1594) | ID | 01567 |
| 10draft | 43 | Coleman, Ben (1655) | Won 2-1 | +191586 |
| 11draft | 49 | Rohde, Karl Heinz (1874) | Lost 1-2 | -131573 |
| 12draft | 31 | Lombardi, Paolo (1658) | Lost 0-2 | -161557 |
| 13draft | 12 | Coleman, Ben (1618) | Lost 1-2 | -171540 |
| 14draft | 34 | Mueller, Andre (1815) | Lost 0-2 | -131527 |
| 15draft | 51 | Joens, Klaus (1939) | Lost 0-2 | -111516 |
| top | average opponent: 1652record: 8-6-1 | new rating: 1516 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Waldecker, Jens (1500) | Lost 1-2 | -181482 |
| 2sealed | 278 | Comte, Florian (1574) | Lost 0-2 | -161466 |
| 3sealed | 424 | Nysar, Maik (1415) | Lost 0-2 | -191447 |
| top | average opponent: 1496record: 0-3 | new rating: 1447 | ||