Gustafsson, Jonas
Current rating: 1452
Record: 6-9-1
| Grand Prix Gothenburg 2010 (M11 limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 104 | Trybjer, Kim (1500) | Won 2-0 | +191506 |
| 2sealed | 77 | Vidal, Juan (1611) | Lost 1-2 | -161490 |
| 3sealed | 115 | Eriksson, Johan (1387) | Lost 0-2 | -201470 |
| 4sealed | 205 | Fryland, Joakim (1483) | Lost 0-2 | -181452 |
| top | average opponent: 1495record: 1-3 | new rating: 1452 | ||
| Grand Prix Copenhagen 2002 (ONS rochester) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 24 | Vastrup, Troels (1500) | Won 2-1 | +191504 |
| 2sealed | 48 | Jensen, Thomas Dall (1633) | Lost 0-2 | -161488 |
| 3sealed | 111 | Murins, Vladimirs (1499) | Won 2-1 | +181506 |
| 4sealed | 81 | Asad, Ihab (1460) | Lost 1-2 | -191487 |
| top | average opponent: 1523record: 2-2 | new rating: 1487 | ||
| Grand Prix Gothenburg 2001 (PLS limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 105 | Eggen, Oddbjorn (1536) | Won 2-1 | +191486 |
| 3sealed | 44 | Berlin, Martin (1472) | Draw 1-1 | 01486 |
| 4sealed | 55 | Karaszewski, Pawel (1378) | Lost 1-2 | -201466 |
| 5sealed | 94 | Buffon, Thomas (1484) | Lost 1-2 | -181448 |
| 6sealed | 128 | Wollin, Linda (1500) | Won 2-0 | +191467 |
| 7sealed | 90 | Enberg, Staffan (1476) | Won 2-1 | +181485 |
| top | average opponent: 1474record: 3-2-1 | new rating: 1485 | ||
| Grand Prix Copenhagen 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 65 | Sochon, Michael (1561) | Lost 1-2 | -171483 |
| 4sealed | 111 | Stanoev, Ivan (1585) | Lost 1-2 | -161467 |
| top | average opponent: 1573record: 0-2 | new rating: 1467 | ||