Koskimaki, Antti
Current rating: 1668
Record: 13-7 (GP) / 22-21-3 (professional)
| Grand Prix Helsinki 2004 (COK limited) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Hamalainen, Olli 4217 (1500) | Won 2-0 | +161623 |
| 2sealed | 15 | Grebenyuk, Vyacheslav (1518) | Won 2-1 | +161639 |
| 3sealed | 7 | Immonen, Mika (1536) | Lost 1-2 | -201619 |
| 4sealed | 82 | Ahtiainen, Esa (1486) | Won 2-0 | +161635 |
| 5sealed | 37 | Stromme, Jorgen (1540) | Won 2-0 | +161651 |
| 6sealed | 29 | Netterstrom, No (1607) | Won 2-1 | +171668 |
| 7sealed | 10 | Ukskoski, Marko (1618) | Lost 1-2 | -191649 |
| 8sealed | 40 | Naslund, David (1606) | Won 2-1 | +171666 |
| 9rochester | 19 | Budde, Kai (1831) | Lost 1-2 | -151651 |
| 10rochester | 10 | Vestin, Karl (1514) | Lost 0-2 | -201631 |
| 11rochester | 14 | Mets, Martin (1533) | Won 2-1 | +161647 |
| 12rochester | 22 | Wiegersma, Jelger (1762) | Won 2-1 | +201667 |
| 13rochester | 9 | Sibast, Rasmus (1664) | Won 2-0 | +181685 |
| 14rochester | 18 | Toikka, Seppo (1736) | Lost 1-2 | -171668 |
| top | average opponent: 1604record: 9-5 | new rating: 1668 | ||
| 2001 European Championship (mixed) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 88 | Bianchi, Matteo (1550) | Won 2-0 | +191539 |
| 2standard | 45 | Schneiders, Felix (1596) | Lost 0-2 | -171522 |
| 3standard | 57 | Ross, Edward (1654) | Won 2-1 | +201542 |
| 4standard | 47 | Puurula, Antti (1573) | Lost 0-2 | -171525 |
| 5standard | 49 | Merdem, Knut-Erik (1505) | Won 2-1 | +171542 |
| 6standard | 45 | Jocumsen, Bjorn (1648) | Draw 1-1 | +21544 |
| 7standard | 47 | Harle, Thomas (1570) | Won 2-0 | +191563 |
| 8rochester | 107 | Viggosson, Gudmundur Jon (1547) | Lost 1-2 | -191544 |
| 9rochester | 110 | Garcia, Carmelo (1584) | Won 2-0 | +191563 |
| 10rochester | 114 | Tschirch, Marc (1643) | Lost 1-2 | -161547 |
| 11rochester | 66 | Steinaa, Jakob (1647) | Won 2-0 | +191566 |
| 12rochester | 109 | Dam, Lars (1714) | Won 2-0 | +211587 |
| 13rochester | 23 | Wills, Scott (1682) | Won 2-0 | +201607 |
| top | average opponent: 1608record: 8-4-1 | new rating: 1607 | ||
| Grand Prix Helsinki 2000 (INV limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 68 | Valkas, Juha (1518) | Lost 0-2 | -171463 |
| 3sealed | 76 | Kovelo, Ville (1500) | Won 2-0 | +181481 |
| 4sealed | 93 | Lindholm, Jonas (1517) | Won 2-0 | +191500 |
| 5sealed | 48 | Huttunen, Toni (1537) | Won 2-0 | +191519 |
| 6sealed | 16 | Gentric, Stephane (1579) | Lost 0-0 | -171502 |
| 7sealed | 33 | Grinev, Sergey (1522) | Won 2-1 | +181520 |
| top | average opponent: 1529record: 4-2 | new rating: 1520 | ||
| 2000 World Championship (mixed) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Kimchi, Baruchi (1471) | Won 2-0 | +181499 |
| 2standard | 59 | Brinkmann, Jan (1503) | Lost 0-2 | -181481 |
| 3standard | 77 | Sun, Dell (1507) | Won 2-1 | +181499 |
| 4standard | 34 | Kastle, Darwin (1904) | Won 2-0 | +251524 |
| 5standard | 28 | Lee, Sang-Seok (1532) | Lost 1-2 | -181506 |
| 6standard | 56 | Gianis, Filippidis (1525) | Won 2-0 | +191525 |
| 7draft | 44 | Ang, Junyang (1550) | Lost 1-2 | -181507 |
| 8draft | 63 | Gasparac, Luka (1518) | Lost 1-2 | -181489 |
| 9draft | 135 | Stranak, Martin (1527) | Won 2-1 | +191508 |
| 10draft | 104 | Davran, Bora (1544) | Won 2-1 | +191527 |
| 11draft | 99 | Enjamio, Nicolas (1558) | Lost 0-2 | -181509 |
| 12draft | 61 | Firsov, Konstantin (1455) | Lost 0-2 | -191490 |
| 13block | 61 | Brigmann, Oliver (1555) | Draw 1-1 | +11491 |
| 14block | 64 | Ang, Junyang (1527) | Lost 0-2 | -171474 |
| 15block | 81 | Alves, Jhonathan (1493) | Won 2-0 | +181492 |
| 16block | 64 | Ruel, Olivier (1802) | Won 2-1 | +241516 |
| 17block | 55 | Sados, Marcin (1536) | Lost 1-2 | -181498 |
| 18block | 66 | Weng, Chen Yu (1484) | Lost 1-2 | -181480 |
| top | average opponent: 1555record: 8-9-1 | new rating: 1480 | ||
| 2000 European Championship (mixed) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 111 | Gregorich, Christian (1629) | Lost 0-2 | -161477 |
| 2draft | 102 | Postema, Bas (1637) | Lost 0-2 | -151462 |
| 3draft | 144 | Diezel, Michael (1465) | Lost 0-2 | -181444 |
| 4draft | 145 | Deery, Martin (1412) | Won 2-1 | +171461 |
| 5draft | 126 | Johnson, Bill [ENG] (1465) | Lost 1-2 | -181443 |
| 6draft | 134 | Tomse, Jakob (1443) | Won 2-0 | +181461 |
| 7standard | 119 | Jefferson, Nigel (1452) | Won 2-1 | +181479 |
| 8standard | 96 | Gentric, Stephane (1527) | Won 2-0 | +191498 |
| 9standard | 75 | Paskins, Daniel (1537) | Lost 1-2 | -171481 |
| top | average opponent: 1507record: 4-5 | new rating: 1481 | ||
| Pro Tour New York 2000 (Masques block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 46 | Meinecke, Holger (1704) | Lost 1-2 | -141486 |
| 2block | 107 | Nyegaard, Timme (1582) | Draw 1-1 | +11487 |
| 3block | 117 | Heffern, Mike (1554) | Lost 1-2 | -161471 |
| 4block | 136 | Winkelstein, Jerry (1475) | Won 2-1 | +181489 |
| 5block | 110 | Mori, Keita (1486) | Won 2-0 | +181507 |
| 6block | 83 | Cowley, Bruce (1725) | Lost 1-2 | -141493 |
| top | average opponent: 1588record: 2-3-1 | new rating: 1493 | ||