Kalf, Timo
Current rating: 1668
Record: 43-32-1 (GP) / 5-5 (professional)
| Grand Prix Lille 2016 (modern) | starting rating: 1634 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 179 | Winner, Fabian (1587) | Won 2-1 | +171651 |
| 2modern | 385 | Fokma, Thomas (1463) | Won 2-1 | +151666 |
| 3modern | 44 | Lodder, Robert (1467) | Lost 1-2 | -221644 |
| 4modern | 460 | Ringoir, Lesly (1075) | Won 2-1 | +91653 |
| 5modern | 189 | Breton, Geoffrey (1535) | Won 2-0 | +161669 |
| 6modern | 205 | Pots, Maurice (1604) | Won 2-0 | +171686 |
| 7modern | 48 | Chmelik, Jaroslav (1510) | Won 2-0 | +141700 |
| 8modern | 26 | Canali, Pierre (1732) | Lost 0-2 | -171683 |
| 9modern | 113 | Polzl, Tristan (1866) | Lost 1-2 | -151668 |
| top | average opponent: 1538record: 6-3 | new rating: 1668 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1665 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2089 | Dannenmuller, Anatole (1500) | Won 2-0 | +151680 |
| 2sealed | 2164 | An, Kevin (1813) | Won 2-1 | +211701 |
| 3sealed | 2162 | Trauer, Pierre (1528) | Won 2-0 | +151716 |
| 4sealed | 2070 | Burbine, Andrew (1595) | Lost 1-2 | -201696 |
| 5sealed | 2073 | Brunet, Max (1564) | Lost 0-1 | -211675 |
| 6sealed | 2214 | van Egmond, Jeff (1552) | Lost 0-2 | -201655 |
| 7sealed | 2209 | Cattaneo, Romain (1504) | Lost 0-2 | -211634 |
| top | average opponent: 1579record: 3-4 | new rating: 1634 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1640 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 642 | Franek, Guillaume (1664) | Won 2-1 | +191659 |
| 3standard | 516 | Brock, Madelaine (1552) | Lost 1-2 | -201639 |
| 4standard | 649 | vanden Bossche, David (1538) | Lost 1-2 | -201619 |
| 5standard | 755 | Mark, Dennis (1539) | Won 2-0 | +171636 |
| 6standard | 732 | Nymand, Klaus (1520) | Won 2-0 | +151651 |
| 7standard | 658 | Spickermann, David (1489) | Won 2-1 | +161667 |
| 8standard | 553 | Dickmann, Patrick (1677) | Won 2-0 | +181685 |
| 9standard | 536 | Vincent, Guillaume (1615) | Lost 0-2 | -201665 |
| top | average opponent: 1574record: 5-3 | new rating: 1665 | ||
| Grand Prix Ghent 2012 (legacy) | starting rating: 1651 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 72 | Lebrun, Benoit (1508) | Won 2-0 | +161667 |
| 4legacy | 29 | Palermo, Fabrice (1504) | Won 2-1 | +151682 |
| 5legacy | 40 | Milillo, Andrea (1519) | Lost 0-2 | -211661 |
| 6legacy | 85 | Mace, Vivien (1517) | Lost 0-2 | -211640 |
| 7legacy | 123 | Lybaert, Marijn (1806) | Won 2-1 | +211661 |
| 8legacy | 76 | Fiala-Ibitz, Sebastian (1513) | Lost 1-2 | -211640 |
| top | average opponent: 1561record: 3-3 | new rating: 1640 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1640 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 552 | Croxo, Ewald (1544) | Lost 1-2 | -201620 |
| 4standard | 728 | Kneip, Jean-Paul (1568) | Lost 0-2 | -191601 |
| 5standard | 786 | Vandensteen, David (1501) | Won 2-1 | +161617 |
| 6standard | 640 | Laumont, Josselin (1571) | Won 2-0 | +171634 |
| 7standard | 585 | Caffier, Aurelien (1617) | Lost 0-2 | -181616 |
| 8standard | 655 | Seckinger, Pascal (1545) | Won 2-0 | +171633 |
| 9standard | 624 | Lafon, Charles (1650) | Won 2-0 | +181651 |
| top | average opponent: 1571record: 4-3 | new rating: 1651 | ||
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1647 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 15 | Megias, Raul (1566) | Lost 0-2 | -191628 |
| 5legacy | 119 | Tapio, Arttu K (1520) | Lost 1-2 | -201608 |
| 6legacy | 192 | Nowak, Jakub (1521) | Won 2-1 | +161624 |
| 7legacy | 145 | Clavel Iborra, David (1544) | Won 2-1 | +171641 |
| 8legacy | 126 | Sjodahl, Gottfrid (1594) | Lost 0-2 | -191622 |
| 9legacy | 108 | Haaksman, Gijsbert (1606) | Won 2-1 | +181640 |
| top | average opponent: 1558record: 3-3 | new rating: 1640 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 1032 | Martinetti, Gabriele (1522) | Won 2-0 | +171601 |
| 3sealed | 1035 | Sauvain, Romain (1496) | Lost 1-2 | -201581 |
| 4sealed | 1177 | Clarac, Sebastien (1563) | Won 2-1 | +181599 |
| 5sealed | 1129 | Kwang, Sam (1401) | Won 2-1 | +141613 |
| 6sealed | 1100 | Weiten, Alban (1565) | Won 2-0 | +171630 |
| 7sealed | 1035 | Wall, Oskar (1561) | Lost 0-2 | -191611 |
| 8sealed | 1076 | Pagorek, Laurent (1707) | Won 2-0 | +201631 |
| 9sealed | 1051 | Gobe, Stephane (1524) | Won 2-0 | +161647 |
| 10sealed | 1039 | Dickmann, Patrick (1693) | Lost 0-2 | -171630 |
| 11draft | 1 | Savignac, Matthieu (1569) | Lost 0-2 | -191611 |
| 12draft | 85 | Alonso Machon, Raul (1523) | Won 2-1 | +161627 |
| 13draft | 103 | Casanova, Michel (1582) | Won 2-0 | +171644 |
| 14draft | 56 | Mougenot, Florent (1536) | Won 2-0 | +161660 |
| 15draft | 47 | Pils, Florian (1948) | Lost 1-2 | -131647 |
| top | average opponent: 1585record: 9-5 | new rating: 1647 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 211 | Maurer, Tobias (1582) | Won 2-0 | +181578 |
| 3sealed | 95 | Renner, Mark (1675) | Won 2-1 | +201598 |
| 4sealed | 86 | Schleinzer, Emanuel (1645) | Draw 1-1 | +11599 |
| 5sealed | 60 | Pils, Florian (2038) | Won 2-1 | +251624 |
| 6sealed | 27 | Herdzina, Wojciech (1539) | Lost 1-2 | -191605 |
| 7sealed | 71 | Reijke, Sjoerd (1478) | Lost 0-2 | -211584 |
| top | average opponent: 1659record: 3-2-1 | new rating: 1584 | ||
| Pro Tour Amsterdam 2010 (extended) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 162 | Boggemes, Kyle (1933) | Lost 1-2 | -111509 |
| 2extended | 165 | West, Alexander (1874) | Won 2-1 | +241533 |
| 3extended | 80 | Phillips, Cedric (1753) | Won 2-1 | +221555 |
| 4extended | 60 | Bailly-Maitre, Gael (1760) | Won 2-1 | +221577 |
| 5extended | 28 | Scott-Vargas, Luis (1958) | Lost 1-2 | -121565 |
| 6draft | 10 | Clement, Martin (1538) | Won 2-0 | +181583 |
| 7draft | 100 | Ikawa, Yoshihiko (1935) | Won 2-1 | +241607 |
| 8draft | 124 | Vernikos, Constantine (1712) | Lost 1-2 | -161591 |
| 9draft | 55 | Rampini, Stefano (1802) | Lost 1-2 | -141577 |
| 10draft | 38 | Fedon, Antonio (1616) | Lost 0-2 | -171560 |
| top | average opponent: 1788record: 5-5 | new rating: 1560 | ||
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 258 | Galeli, Berkan (1500) | Lost 0-2 | -181502 |
| 2standard | 249 | Fourreau, Sebastien (1447) | Won 2-0 | +171519 |
| 3standard | 172 | Skorolupov, Nikolai (1460) | Won 2-0 | +171536 |
| 4standard | 254 | Boersma, Nick (1519) | Lost 1-2 | -191517 |
| 5standard | 204 | Desprez, Damien (1499) | Won 2-1 | +181535 |
| 6standard | 204 | Heigerer, Stefan (1690) | Lost 1-2 | -151520 |
| top | average opponent: 1519record: 3-3 | new rating: 1520 | ||
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 126 | van der Vegt, Jan (1500) | Won 2-0 | +181518 |
| 2extended | 207 | van der Bie, Alex (1575) | Won 2-1 | +191537 |
| 3extended | 14 | Vlasman, Johan (1567) | Won 2-1 | +191556 |
| 4extended | 85 | Massat, Nicolas (1628) | Lost 1-2 | -171539 |
| 5extended | 176 | Leicht, Michael (1520) | Lost 1-2 | -181521 |
| 6extended | 156 | Mori, Manuel (1464) | Won 2-0 | +171538 |
| 7extended | 175 | Worner, Jurgen (1561) | Lost 0-2 | -181520 |
| top | average opponent: 1545record: 4-3 | new rating: 1520 | ||