Wyrostek, Robert
Current rating: 1341
| Grand Prix Copenhagen 2002 (ONS rochester) | starting rating: 1383 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Lehtonen, Eetu (1548) | Draw 1-1 | +31386 |
| 2sealed | 123 | Tollefsen, Jonas (1505) | Draw 1-1 | +21388 |
| 3sealed | 181 | Hagen-Goldsworthy, Oliver (1500) | Lost 0-2 | -161372 |
| 4sealed | 216 | Hirszhorn, Andreas (1482) | Lost 0-1 | -161356 |
| 5sealed | 201 | Larsen, Michael 9525 (1507) | Lost 0-2 | -151341 |
| top | average opponent: 1508record: 0-3-2 | new rating: 1341 | ||
| Grand Prix Antwerp 2002 (TOR limited) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 165 | Kunnen, Rudie (1500) | Lost 0-2 | -161414 |
| 2sealed | 241 | Hawkins, Paul (1593) | Lost 0-1 | -151399 |
| 3sealed | 248 | Baars, Robin (1378) | Won 2-0 | +171416 |
| 4sealed | 231 | Chonquet, Fabien (1533) | Lost 0-2 | -151401 |
| 5sealed | 221 | Claessen, Tim (1415) | Lost 0-2 | -181383 |
| top | average opponent: 1484record: 1-4 | new rating: 1383 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Fahlteich, John (1576) | Lost 1-2 | -171483 |
| 2sealed | 247 | Zammarchi, Riccardo (1479) | Lost 0-2 | -181465 |
| 3sealed | 304 | Mehta, Dinesh (1423) | Won 2-0 | +181483 |
| 4sealed | 224 | Varady, Balazs (1483) | Lost 0-2 | -181465 |
| 5sealed | 155 | Curkovic, Tomislav (1500) | Won 2-1 | +181483 |
| 6sealed | 144 | Lambacher, Mario (1513) | Lost 0-2 | -171466 |
| 7sealed | 135 | Suveges, Andras (1421) | Lost 1-2 | -191447 |
| 8sealed | 150 | Kasel, Peter (1527) | Lost 0-2 | -171430 |
| top | average opponent: 1490record: 2-6 | new rating: 1430 | ||