Schaefer, Marius
Current rating: 1568
Record: 37-30-5
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 752 | Winkler, Axel (1406) | Lost 0-2 | -211548 |
| 2sealed | 1065 | Naumann, Davis (1495) | Won 2-0 | +171565 |
| 3sealed | 767 | Galensa, Maximilian (1663) | Won 2-1 | +201585 |
| 4sealed | 713 | Dang, Martin (1887) | Lost 0-2 | -131572 |
| 5sealed | 838 | Kampf, Christoph (1523) | Won 2-1 | +171589 |
| 6sealed | 508 | Teknik, Celine (1446) | Lost 0-2 | -211568 |
| top | average opponent: 1570record: 3-3 | new rating: 1568 | ||
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 37 | Van Liempd, Barend (1500) | Lost 0-0 | -201586 |
| 2standard | 578 | Gossiaux, Joachim (1649) | Won 0-0 | +191605 |
| 3standard | 585 | Hartvelt, Sytse (1477) | Won 2-1 | +161621 |
| 4standard | 530 | Uittenbogaard, Kenny (1631) | Lost 0-2 | -181603 |
| 5standard | 697 | Pinkster, Wilco (1722) | Lost 0-2 | -161587 |
| 6standard | 620 | Wilde, Sebastian (1570) | Lost 1-2 | -181569 |
| top | average opponent: 1591record: 2-4 | new rating: 1569 | ||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 168 | David, Vladimir (1500) | Lost 1-2 | -211616 |
| 2standard | 447 | Janak, Josef (1509) | Lost 0-2 | -201596 |
| 3standard | 658 | Riehm, Tobias (1469) | Won 2-0 | +161612 |
| 4standard | 558 | Lob, Jonas (1396) | Won 2-1 | +141626 |
| 5standard | 395 | Hoyer, Michel (1505) | Lost 0-2 | -201606 |
| top | average opponent: 1476record: 2-3 | new rating: 1606 | ||
| Grand Prix Paris 2015 (DTK standard) | starting rating: 1667 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Bouwy, Maxime (1428) | Won 2-0 | +131680 |
| 2standard | 193 | de Groot, Bjorn (1630) | Won 2-1 | +171697 |
| 3standard | 170 | Wahlquist, Alex (1690) | Lost 1-2 | -181679 |
| 4standard | 392 | FABLET, Charles (1517) | Lost 0-2 | -211658 |
| 5standard | 396 | PAGES, MATHILDE (1499) | Won 2-0 | +151673 |
| 6standard | 373 | Del Basso, Federico (1794) | Lost 1-2 | -151658 |
| 7standard | 360 | Van Doorn, Marc (1492) | Lost 0-2 | -211637 |
| top | average opponent: 1578record: 3-4 | new rating: 1637 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1696 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 613 | Isekenmeier, Guido (1541) | Won 2-0 | +151711 |
| 3sealed | 536 | Webels, Richard (1537) | Won 2-0 | +151726 |
| 4sealed | 532 | De Wael, Tom (1526) | Lost 1-2 | -221704 |
| 5sealed | 597 | Dalgaard, Dennis (1615) | Lost 0-2 | -191685 |
| 6sealed | 686 | Summereder, Philipp (1684) | Lost 0-2 | -181667 |
| top | average opponent: 1581record: 2-3 | new rating: 1667 | ||
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1700 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 129 | Scharfe, Tai (1500) | Won 2-1 | +151715 |
| 2sealed | 115 | Brackmann, Aaron (1660) | Lost 1-2 | -191696 |
| top | average opponent: 1580record: 1-1 | new rating: 1696 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1657 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 35 | Von Kalkstein, Christian (1535) | Won 2-1 | +161673 |
| 3sealed | 117 | Glasner, Richard (1537) | Won 2-0 | +151688 |
| 4sealed | 89 | Saviori, Fabio (1471) | Won 2-0 | +151703 |
| 5sealed | 25 | Kaczmarczyk, Radek (1452) | Won 2-0 | +131716 |
| 6sealed | 18 | Budde, Kai (2028) | Lost 0-2 | -121704 |
| 7sealed | 47 | Blumer, Yann (1833) | Draw 1-1 | +21706 |
| 8sealed | 54 | Traviglia, Jacopo (1525) | Won 2-1 | +151721 |
| 9sealed | 34 | Johannsen, Dennis (1594) | Lost 0-2 | -211700 |
| top | average opponent: 1622record: 5-2-1 | new rating: 1700 | ||
| Grand Prix Genoa 2003 (Onslaught block) | starting rating: 1631 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 64 | Salem, Gisle (1775) | Lost 0-2 | -151616 |
| 3block | 112 | Ottati, Domingo (1500) | Won 2-1 | +161632 |
| 4block | 116 | Saurgniani, Davide (1518) | Won 2-0 | +151647 |
| 5block | 118 | Kantin, Adrien (1522) | Draw 1-1 | -21645 |
| 6block | 77 | Fiori, Stefano (1557) | Won 2-0 | +171662 |
| 7block | 51 | Raiola, Giulio (1555) | Won 2-0 | +161678 |
| 8block | 26 | Perez Paez, Oscar (1538) | Lost 1-2 | -211657 |
| top | average opponent: 1566record: 4-2-1 | new rating: 1657 | ||
| Grand Prix Hamburg 2002 (Odyssey block) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 95 | Klimes, Tomas (1469) | Lost 1-2 | -201522 |
| 3block | 135 | Kempf, Timo (1540) | Won 2-1 | +191541 |
| 4block | 120 | Walter, Johannes (1585) | Won 2-1 | +191560 |
| 5block | 71 | Siemssen, Jasper (1535) | Won 2-0 | +171577 |
| 6block | 76 | Sedler, Helge (1505) | Won 2-1 | +171594 |
| 7block | 47 | Brunner, Gerwald (1570) | Won 2-1 | +171611 |
| 8block | 30 | Kroger, Peer (1538) | ID | 01611 |
| 9block | 19 | Meilikhov, Michael (1618) | Lost 1-2 | -171594 |
| 10block | 23 | Klose, Stephan (1570) | Won 2-1 | +171611 |
| 11block | 18 | Pedersen, Soren (1570) | Won 2-1 | +171628 |
| 12block | 12 | Fiedler, Henning (1602) | Lost 1-2 | -181610 |
| 13block | 18 | Spode, Matthias (1597) | Won 2-1 | +181628 |
| 14block | 12 | Sita, Jaroslav (1817) | Draw 1-1 | +31631 |
| top | average opponent: 1578record: 8-3-2 | new rating: 1631 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 152 | Kohl, Reinhold (1572) | Won 2-0 | +181561 |
| 2sealed | 197 | Matousek, Pavel (1567) | Lost 0-1 | -181543 |
| 3sealed | 231 | Busi, Yanez (1533) | Won 2-1 | +181561 |
| 4sealed | 213 | van Hoof, Jorryt (1518) | Draw 1-1 | -11560 |
| 5sealed | 184 | Grond, Sebastian (1625) | Draw 1-1 | +21562 |
| 6sealed | 200 | Maurer, Roger (1466) | Lost 1-2 | -201542 |
| top | average opponent: 1547record: 2-2-2 | new rating: 1542 | ||
| Grand Prix Cologne 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 53 | Perrin, Jeremy (1525) | Won 2-1 | +181518 |
| 2sealed | 1 | Schneiders, Felix (1592) | Lost 1-2 | -161502 |
| 3sealed | 182 | Gusthiot, Julien (1517) | Lost 1-2 | -181484 |
| 4sealed | 206 | Roos, Maarten (1502) | Won 2-1 | +181502 |
| 5sealed | 130 | Telli, Roland (1500) | Won 2-0 | +181520 |
| 6sealed | 98 | Mezhoud, Ali (1560) | Won 2-1 | +191539 |
| 7sealed | 71 | Kuhn, Janosch (1774) | Lost 0-2 | -141525 |
| 8sealed | 95 | Valkyser, Martin (1494) | Won 2-1 | +181543 |
| top | average opponent: 1558record: 5-3 | new rating: 1543 | ||