Weisskopf, Marek
Current rating: 1399
Record: 4-10
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 467 | Abed, Arasch (1590) | Lost 0-2 | -151430 |
| 2sealed | 1191 | Fortuna, Alessandro (1592) | Lost 0-2 | -151415 |
| 3sealed | 1122 | Chappellet, Kevin (1465) | Lost 0-2 | -171398 |
| 4sealed | 1130 | Rolletschke, Felicia (1446) | Lost 0-2 | -171381 |
| 5sealed | 1032 | Bahr, Malte (1429) | Won 2-1 | +181399 |
| average opponent: 1504record: 1-4 | new rating: 1399 | |||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 14 | Velicky, Martin (1500) | Lost 1-2 | -181482 |
| 2sealed | 266 | Janecek, Michal (1453) | Lost 1-2 | -191463 |
| 3sealed | 240 | Baker, Claire B (1463) | Lost 0-2 | -181445 |
| 4sealed | 347 | Pfenninger, Sarah (1445) | Won 2-0 | +181463 |
| 5sealed | 300 | Latocha, Mateusz (1462) | Lost 0-2 | -181445 |
| 6sealed | 287 | Mederly, Martin (1428) | Lost 1-2 | -181427 |
| 7sealed | 242 | Heligr, Jan (1429) | Won 2-1 | +181445 |
| 8sealed | 179 | Petukhov, Andrey (1446) | Lost 0-2 | -181427 |
| 9sealed | 144 | Haman, Ondrej (1430) | Won 2-1 | +181445 |
| average opponent: 1451record: 3-6 | new rating: 1445 | |||