Karabin, Marcel
Current rating: 1490
Record: 13-14-1
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 42 | Lorenz, Michael (1445) | Lost 1-2 | -201508 |
| 2sealed | 221 | Hajfler, Miroslav (1482) | Lost 0-2 | -181490 |
| top | average opponent: 1464record: 0-2 | new rating: 1490 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 19 | Ligny, Manuel (1556) | Lost 1-2 | -171490 |
| 2sealed | 180 | Jenkel, Dennis (1482) | Won 2-1 | +181508 |
| 3sealed | 127 | Gheerardijn, Andy (1499) | Draw 1-1 | 01508 |
| 4sealed | 152 | Gaublomme, Djoere (1501) | Won 2-0 | +181526 |
| 5sealed | 111 | Fonteyne, Aron (1551) | Won 2-0 | +181544 |
| 6sealed | 65 | Nguyen-Khac, Hung-Anh (1615) | Lost 1-2 | -161528 |
| top | average opponent: 1534record: 3-2-1 | new rating: 1528 | ||
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 191 | VAN DER GAAG, WIM (1500) | Won 2-0 | +191506 |
| 2sealed | 167 | Krejsa, Tomas (1560) | Lost 0-2 | -171489 |
| 3sealed | 294 | Pedrakowski, Lukasz (1542) | Lost 1-2 | -171472 |
| 4sealed | 352 | Sustr, Michal (1447) | Won 2-0 | +171489 |
| 5sealed | 297 | Jermy, Sandor (1500) | Won 2-0 | +181507 |
| top | average opponent: 1510record: 3-2 | new rating: 1507 | ||
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Kohl, Nikolaus (1467) | Lost 0-2 | -181432 |
| 2sealed | 301 | Pytloun, Ludek (1466) | Won 2-0 | +191451 |
| 3sealed | 189 | Cridand, Paul Thomas (1498) | Lost 1-2 | -181433 |
| 4sealed | 346 | Pastucha, Martin (1396) | Won 2-0 | +181451 |
| 5sealed | 227 | Leitgeb, Vladimir (1433) | Won 2-1 | +171468 |
| 6sealed | 201 | Tochacek, Daniel (1522) | Won 2-0 | +191487 |
| top | average opponent: 1464record: 4-2 | new rating: 1487 | ||
| Grand Prix Vienna 2001 (ODY limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 46 | Bonzom, Serge Guy (1500) | Won 2-1 | +181500 |
| 2sealed | 117 | Meinecke, Holger (1675) | Lost 0-2 | -151485 |
| 3sealed | 244 | Strasser, Peter (1501) | Lost 0-2 | -171468 |
| 4sealed | 248 | Wagner, Mirko (1468) | Lost 0-2 | -181450 |
| top | average opponent: 1536record: 1-3 | new rating: 1450 | ||
| Grand Prix Prague 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 151 | Sedenla, Jaroslav (1500) | Lost 0-2 | -181482 |
| 2sealed | 279 | Civrny, Petr (1482) | Won 2-0 | +181500 |
| 3sealed | 214 | Walter, Bjorn (1550) | Lost 1-2 | -171483 |
| 4sealed | 226 | Kruger, Sebastian (1482) | Won 2-0 | +181501 |
| 5sealed | 147 | Reith, Matthias (1447) | Lost 1-2 | -191482 |
| top | average opponent: 1492record: 2-3 | new rating: 1482 | ||