Tarnai, Tamas
Current rating: 1453
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Sieber, Marc (1533) | Lost 1-2 | -171467 |
| 2sealed | 315 | Stroh, Kim (1482) | Won 2-1 | +181485 |
| 3sealed | 206 | Neumann, Andreas (1503) | Lost 0-2 | -171468 |
| 4sealed | 312 | Nemeth, Laszlo (1481) | Won 2-0 | +181486 |
| 5sealed | 282 | Forcadell, David (1657) | Lost 0-2 | -151471 |
| 6sealed | 281 | Stanic, Bojan (1465) | Lost 0-2 | -181453 |
| top | average opponent: 1520record: 2-4 | new rating: 1453 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 167 | Formanek, Jan (1500) | Won 2-0 | +181541 |
| 2sealed | 159 | Loeb, Davy (1583) | Lost 0-2 | -181523 |
| 3sealed | 292 | Svoboda, Cenek (1502) | Lost 1-2 | -181505 |
| 4sealed | 388 | Eidam, Martin (1460) | Lost 0-2 | -191486 |
| 5sealed | 343 | Schwankl, Andre (1415) | Won 2-0 | +171503 |
| 6sealed | 287 | Kasinski, Tomas (1468) | Lost 0-2 | -191484 |
| top | average opponent: 1488record: 2-4 | new rating: 1484 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 62 | Ujhazi, Eszter (1500) | Won 2-0 | +181518 |
| 2sealed | 136 | van den Hanenberg, Frank (1663) | Lost 0-2 | -151503 |
| 3sealed | 237 | Lange, Holger (1688) | Draw 1-1 | +31506 |
| 4sealed | 195 | Wolfsteller, Andreas (1499) | Draw 1-1 | 01506 |
| 5sealed | 210 | Hauser, Patrick (1501) | Draw 1-1 | 01506 |
| 6sealed | 180 | Jakimov, Blagoj (1502) | Won 2-0 | +181524 |
| 7sealed | 126 | Czapla, Felix (1502) | Won 2-1 | +171541 |
| 8sealed | 104 | Spacek, Pavel (1521) | Lost 1-2 | -181523 |
| top | average opponent: 1547record: 3-2-3 | new rating: 1523 | ||