Jacobs, Maarten
Current rating: 1581
Record: 43-33-1 (GP) / 2-5 (professional)
Grand Prix Amsterdam 2001Grand Prix Rotterdam 2009Grand Prix Brussels 2010Grand Prix Bochum 2010Grand Prix Paris 2011Grand Prix Prague 2011Grand Prix Amsterdam 2011Grand Prix Bochum 2012Grand Prix Lisbon 2012Grand Prix Portland 2013Pro Tour Dragon's MazeGrand Prix Antwerp 2013Grand Prix Strasbourg 2014
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 997 | Rebecchi, Mattia (1499) | Lost 0-2 | -201567 |
| 2sealed | 1011 | Wilhelm, Florian (1482) | Lost 1-2 | -201547 |
| 3sealed | 1121 | Reinhardt, Felix (1462) | Won 2-1 | +171564 |
| 4sealed | 1058 | Strauss Kahn, Laurin (1504) | Won 2-1 | +171581 |
| 5sealed | 1050 | Lindgren, Tommi (1626) | Won 2-0 | +191600 |
| 6sealed | 932 | Janhsen, Markus (1575) | Lost 1-2 | -191581 |
| top | average opponent: 1525record: 3-3 | new rating: 1581 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 71 | Hage, Matthieu (1527) | Won 2-0 | +171608 |
| 3modern | 65 | Maka, Gabriel (1499) | Lost 0-2 | -201588 |
| 4modern | 504 | Requena Perez, Jose Salvador (1485) | Won 2-0 | +161604 |
| 5modern | 157 | Florent, Lucas (1793) | Lost 0-2 | -141590 |
| 6modern | 397 | Azzini, Sebastian (1461) | Won 2-0 | +151605 |
| 7modern | 270 | Gateaud, Maxime (1565) | Lost 0-2 | -181587 |
| top | average opponent: 1555record: 3-3 | new rating: 1587 | ||
| Pro Tour Dragon's Maze (RTR block) | starting rating: 1645 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 64 | Tabak, Josh (1664) | Won 2-0 | +181663 |
| 2draft | 94 | Cheung, Justin (1888) | Lost 0-2 | -141649 |
| 3draft | 51 | Eilers, Mark (1521) | Lost 1-2 | -201629 |
| 4block | 132 | Swiney, Michael (1503) | Lost 0-2 | -201609 |
| 5block | 179 | Londos, Ludvig (1841) | Lost 0-2 | -141595 |
| 6block | 186 | Plott, Sean (1467) | Won 2-0 | +151610 |
| 7block | 164 | McLaren, Dean (1550) | Lost 1-2 | -191591 |
| top | average opponent: 1633record: 2-5 | new rating: 1591 | ||
| Grand Prix Portland 2013 (modern) | starting rating: 1680 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 31 | Reed, Larry (1536) | Won 2-0 | +151695 |
| 4modern | 77 | Silva, Jose Francisco (1769) | Lost 1-2 | -161679 |
| 5modern | 21 | Nakamura, Shuhei (1939) | Lost 0-2 | -141665 |
| 6modern | 177 | Baker, Nathan (1518) | Lost 0-2 | -201645 |
| top | average opponent: 1690record: 1-3 | new rating: 1645 | ||
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1695 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 575 | Papuccuoglu, Boluc (1517) | Lost 0-2 | -211674 |
| 3sealed | 740 | Ferreira, Francisco (1560) | Won 2-0 | +151689 |
| 4sealed | 707 | Rojo, Jordi (1525) | Won 2-1 | +151704 |
| 5sealed | 652 | Skiba, Jacek (1665) | Lost 1-2 | -181686 |
| 6sealed | 647 | Torres, Bernardo (1516) | Won 2-0 | +151701 |
| 7sealed | 586 | Pichetto, Filippo (1557) | Lost 0-2 | -211680 |
| top | average opponent: 1557record: 3-3 | new rating: 1680 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1709 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 551 | Schwind, Daniel (1461) | Lost 0-2 | -231686 |
| 3standard | 805 | Wigge, Mathias (1729) | Won 2-1 | +191705 |
| 4standard | 715 | Woida, Michael (1537) | Won 2-0 | +151720 |
| 5standard | 677 | Elez, Goran (1416) | Lost 0-2 | -231697 |
| 6standard | 681 | Milis, Michael (1765) | Won 1-0 | +191716 |
| 7standard | 654 | Senins, Mihails (1540) | Lost 1-2 | -211695 |
| top | average opponent: 1575record: 3-3 | new rating: 1695 | ||
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1725 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 682 | Menger, Joran (1518) | Lost 1-2 | -211704 |
| 5legacy | 675 | Szadziul, Tomasz (1635) | Won 2-0 | +161720 |
| 6legacy | 662 | Hirszhorn, Andreas (1532) | Won 2-1 | +151735 |
| 7legacy | 663 | Loor, Steve (1580) | Won 2-0 | +151750 |
| 8legacy | 621 | Peralta Garcia, Jose Antonio (1541) | Lost 1-2 | -221728 |
| 9legacy | 679 | Michel, Marcus H (1631) | Lost 0-2 | -191709 |
| top | average opponent: 1573record: 3-3 | new rating: 1709 | ||
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 666 | Laquerre, Pierre (1464) | Lost 1-2 | -201541 |
| 2sealed | 686 | Skuthan, Jiri (1484) | Won 2-0 | +171558 |
| 3sealed | 677 | Pavek, Jan (1500) | Won 2-0 | +171575 |
| 4sealed | 616 | Sciesinski, Marcin (1569) | Won 2-0 | +181593 |
| 5sealed | 570 | Kungurow, Siegfried (1509) | Won 2-0 | +171610 |
| 6sealed | 574 | Vojkuvka, Bohumil (1567) | Won 2-0 | +171627 |
| 7sealed | 523 | Levy, Raphael (2032) | Won 2-1 | +251652 |
| 8sealed | 511 | Lutz, Patrick (1823) | Won 2-1 | +211673 |
| 9sealed | 516 | Arlt, Noomi (1583) | Won 2-0 | +161689 |
| 10draft | 15 | Stuckler, Thomas (1680) | Won 2-1 | +181707 |
| 11draft | 37 | Neave, Jesse (1698) | Won 2-1 | +181725 |
| 12draft | 36 | Grabnar, Tomaz (1696) | Lost 1-2 | -191706 |
| 13draft | 71 | Martin, Wolfram (1682) | Won 2-0 | +181724 |
| 14draft | 61 | Mikuscak, Daniel (1610) | Won 2-1 | +161740 |
| 15draft | 40 | Baudys, Ondrej (1939) | Lost 0-2 | -151725 |
| top | average opponent: 1656record: 12-3 | new rating: 1725 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 565 | Sausset, Sylvain (1440) | Won 2-1 | +171517 |
| 2sealed | 568 | Geissler, Gunnar (1869) | Won 2-1 | +241541 |
| 3sealed | 600 | Martins, Didier (1594) | Won 2-1 | +191560 |
| 4sealed | 521 | Garcia Gonzalez, Sergio (1672) | Lost 1-2 | -161544 |
| 5sealed | 584 | Colmagro, Fabrice (1492) | Won 2-0 | +171561 |
| 6sealed | 540 | Fung, Chris (1486) | Lost 1-2 | -191542 |
| 7sealed | 603 | Ito, Jun (1601) | Won 2-1 | +191561 |
| top | average opponent: 1593record: 5-2 | new rating: 1561 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 802 | Gerber, Matthias (1427) | Lost 0-2 | -201481 |
| 2sealed | 814 | Wessel, Coen (1449) | Won 2-0 | +181499 |
| 3sealed | 734 | Vasile, Adrian Iulian (1592) | Draw 1-1 | +11500 |
| top | average opponent: 1489record: 1-1-1 | new rating: 1500 | ||
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 795 | Koster, Olaf (1646) | Lost 1-2 | -161526 |
| 2standard | 850 | Romano, Gregory (1500) | Lost 1-2 | -181508 |
| 3standard | 937 | Kelterbaum, Catherine (1137) | Won 2-0 | +111519 |
| 4standard | 907 | Weytens, Thijs (1480) | Lost 1-2 | -181501 |
| top | average opponent: 1441record: 1-3 | new rating: 1501 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Luijten, Wouter (1467) | Won 2-0 | +171557 |
| 2sealed | 73 | Saiyasely, Liking (1676) | Won 2-0 | +201577 |
| 3sealed | 16 | Vilain, Arnaud (1715) | Lost 0-2 | -151562 |
| 4sealed | 164 | Alvarez Jorge, Gabriel (1593) | Lost 0-2 | -181544 |
| 5sealed | 192 | Kesters, Ronny (1476) | Won 2-0 | +171561 |
| 6sealed | 105 | Reusink, Paul (1520) | Lost 0-2 | -191542 |
| top | average opponent: 1574record: 3-3 | new rating: 1542 | ||
| Grand Prix Amsterdam 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 85 | Snijders, Joris (1552) | Won 2-0 | +191519 |
| 2sealed | 49 | Micheli, Marco (1500) | Won 2-0 | +181537 |
| 3sealed | 30 | Hamon, Yann (1823) | Won 2-0 | +231560 |
| 4sealed | 14 | Twiefel, Torben (1527) | Won 2-1 | +171577 |
| 5sealed | 19 | Valkyser, Martin (1537) | Lost 0-2 | -191558 |
| 6sealed | 74 | Beguin, Alexandre (1570) | Lost 0-2 | -171541 |
| 7sealed | 65 | Dobson, Tony (1534) | Won 2-0 | +171558 |
| 8sealed | 75 | Niedrig, Benjamin (1557) | Lost 0-2 | -181540 |
| top | average opponent: 1575record: 5-3 | new rating: 1540 | ||