Jaki, Thomas
Current rating: 1563
Record: 36-31-3
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 28 | Hoon, Ray (1500) | Won 2-0 | +171572 |
| 2sealed | 12 | Bridy, Dan (1535) | Lost 0-2 | -191553 |
| 3sealed | 241 | Russell, Paul (1482) | Lost 1-2 | -191534 |
| 4sealed | 331 | Luebke, Pearl (1483) | Lost 1-2 | -191515 |
| 5sealed | 310 | Polak, Lance (1463) | Won 2-0 | +171532 |
| 6sealed | 236 | Carr, Daniel (1482) | Won 2-0 | +171549 |
| 7sealed | 185 | Doehring, Brian (1500) | Won 2-1 | +171566 |
| 8sealed | 143 | Wei, George (1517) | Won 2-0 | +171583 |
| 9sealed | 103 | Prest, Dan (1471) | Lost 0-2 | -201563 |
| top | average opponent: 1493record: 5-4 | new rating: 1563 | ||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 44 | Haury, Sonny (1533) | Won 2-1 | +171581 |
| 2standard | 50 | Tomlinson, Brandon (1518) | Lost 1-2 | -191562 |
| 3standard | 160 | Heuser, Dennis (1501) | Lost 1-2 | -191543 |
| 4standard | 225 | Mayes, John (1447) | Won 2-1 | +161559 |
| 5standard | 141 | Fick, Dan (1449) | Lost 1-2 | -201539 |
| 6standard | 162 | Cammon, Travis (1484) | Won 2-0 | +171556 |
| 7standard | 129 | Wilder, Greg (1504) | Won 2-0 | +171573 |
| 8standard | 86 | Niedermeyer, Jake (1523) | Lost 1-2 | -181555 |
| top | average opponent: 1495record: 4-4 | new rating: 1555 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 350 | Valtr, Ludvik (1500) | Won 2-0 | +171575 |
| 2sealed | 15 | Amon, Roger (1464) | Lost 1-2 | -201555 |
| 3sealed | 212 | Tkoc, Michal (1495) | Won 2-0 | +171572 |
| 4sealed | 202 | Steiner, Stefan (1519) | Won 2-1 | +171589 |
| 5sealed | 147 | Weise, Hannes (1558) | Lost 0-2 | -191570 |
| 6sealed | 148 | Picha, Stepan (1514) | Won 2-1 | +171587 |
| 7sealed | 142 | Papp, Gabor 9461 (1505) | Lost 0-2 | -191568 |
| 8sealed | 127 | Nagy, Zoltan (1420) | Lost 0-2 | -211547 |
| 9sealed | 127 | Prokopovic, Marek (1500) | Won 2-0 | +171564 |
| top | average opponent: 1497record: 5-4 | new rating: 1564 | ||
| Grand Prix Copenhagen 2002 (ONS rochester) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 61 | Hoglund, Kim (1532) | Won 2-1 | +171611 |
| 2sealed | 79 | Kastberg, Michael (1517) | Lost 0-2 | -201591 |
| 3sealed | 163 | Vallin, Hannu (1509) | Won 2-0 | +171608 |
| 4sealed | 91 | Merdem, Knut-Erik (1505) | Won 2-1 | +161624 |
| 5sealed | 76 | Alshamn, Albert (1803) | Lost 1-2 | -151609 |
| 6sealed | 121 | Bastos, Frederico (1564) | Lost 0-2 | -191590 |
| 7sealed | 110 | Guion, Olivier (1500) | Lost 1-2 | -191571 |
| 8sealed | 83 | Mello, Patrick (1864) | Lost 0-2 | -131558 |
| top | average opponent: 1599record: 3-5 | new rating: 1558 | ||
| Grand Prix Hamburg 2002 (Odyssey block) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 122 | Kleist, Marcus (1500) | Won 2-0 | +161622 |
| 2block | 13 | Brendemuhl, Bernd (1627) | Lost 0-2 | -181604 |
| 3block | 127 | Suchan, Michael (1556) | Lost 0-2 | -191585 |
| 4block | 231 | Klemm, Alexander (1480) | Won 2-1 | +161601 |
| 5block | 148 | Berger, Doreen (1500) | Lost 0-2 | -201581 |
| 6block | 173 | Tropini Bassino, Lorenzo (1487) | Won 2-1 | +161597 |
| 7block | 142 | Ehlers, Sebastian (1503) | Lost 0-2 | -191578 |
| 8block | 143 | Strohmeyer, Max (1481) | Won 2-1 | +161594 |
| top | average opponent: 1517record: 4-4 | new rating: 1594 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 38 | Bissolino, Giovanni (1769) | Lost 0-1 | -141533 |
| 3sealed | 189 | Patkos, Tamas (1500) | Lost 1-2 | -191514 |
| 4sealed | 218 | Frost, Holger (1440) | Won 2-1 | +171531 |
| 5sealed | 202 | Rantala, Sonja (1503) | Won 2-0 | +171548 |
| 6sealed | 137 | Lev, Andreas (1503) | Won 2-1 | +171565 |
| 7sealed | 68 | Sita, Jaroslav (1661) | Won 2-1 | +201585 |
| 8sealed | 50 | Eder, Wolfgang (1725) | Won 2-0 | +211606 |
| top | average opponent: 1586record: 5-2 | new rating: 1606 | ||
| Grand Prix Prague 2001 (PLS limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 58 | Marak, Filip (1518) | Won 2-0 | +181506 |
| 3sealed | 3 | Mazierski, Igor (1532) | Won 2-0 | +191525 |
| 4sealed | 27 | Sita, Jaroslav (1627) | Draw 1-1 | +11526 |
| 5sealed | 31 | Hapala, Michal (1552) | Draw 1-1 | +11527 |
| 6sealed | 64 | Zdobnicky, Martin (1552) | Won 2-1 | +181545 |
| 7sealed | 37 | Smrek, Juraj (1619) | Lost 0-2 | -161529 |
| 8sealed | 70 | Schlagin, Andreas (1524) | Won 2-1 | +181547 |
| top | average opponent: 1561record: 4-1-2 | new rating: 1547 | ||
| Grand Prix Florence 2000 (extended) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 86 | Giovannozzi, Pierpaolo (1500) | Lost 0-2 | -171446 |
| 2extended | 230 | Schonemann, Jochen (1482) | Won 2-1 | +191465 |
| 3extended | 200 | Polak, Martin (1447) | Won 2-0 | +171482 |
| 4extended | 153 | Gentric, Stephane (1596) | Draw 1-1 | +31485 |
| 5extended | 105 | Duciel, Marc (1584) | Won 2-1 | +191504 |
| 6extended | 64 | Wang, Long (1544) | Lost 0-2 | -171487 |
| 7extended | 108 | Gallazzo, Federico (1483) | Won 2-0 | +181505 |
| 8extended | 76 | Borek, Ales (1534) | Lost 0-2 | -171488 |
| top | average opponent: 1521record: 4-3-1 | new rating: 1488 | ||
| Grand Prix Vienna 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 127 | Coelho, Tiago (1500) | Won 0-0 | +181518 |
| 2extended | 65 | Klings, Rudiger (1485) | Lost 0-0 | -191499 |
| 3extended | 105 | Hauk, Peter (1500) | Lost 0-0 | -181481 |
| 4extended | 152 | Hornyak, Tibor (1482) | Lost 0-0 | -181463 |
| 5extended | 134 | Lemanski, Nikolaj (1464) | Won 0-0 | +181481 |
| 6extended | 108 | Svelik, Pavol (1482) | Lost 0-0 | -181463 |
| top | average opponent: 1486record: 2-4 | new rating: 1463 | ||