Petersen, Erland
Current rating: 1532
Record: 7-6-1
| Grand Prix Paris 2014 (legacy) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 221 | Massaccesi, Davide (1484) | Won 2-0 | +181482 |
| 2legacy | 341 | Vnukov, Artem (1500) | Lost 1-2 | -171465 |
| 3legacy | 459 | de Boer, Wim (1530) | Won 2-1 | +191484 |
| 4legacy | 283 | Eichholzer, Marius (1491) | Won 2-1 | +181502 |
| 5legacy | 332 | Simmonds, Alex (1540) | Lost 1-2 | -171485 |
| 6legacy | 303 | Mussard, Florian (1487) | Won 2-0 | +181503 |
| 7legacy | 68 | Hocquemiller, Arnaud (1734) | Won 2-1 | +221525 |
| 8legacy | 191 | Kozak, Jonas (1669) | Won 2-1 | +201545 |
| 9legacy | 62 | Dudognon, Yohan (1802) | Lost 0-2 | -131532 |
| average opponent: 1582record: 6-3 | new rating: 1532 | |||
| Grand Prix Gothenburg 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 150 | Stenberg, David (1513) | Won 2-1 | +181518 |
| 2sealed | 41 | Lantz, Marco (1556) | Draw 1-1 | +11519 |
| 3sealed | 77 | Bank, Elias (1520) | Lost 0-2 | -181501 |
| 4sealed | 160 | Lundin, Martin (1471) | Lost 1-2 | -191482 |
| 5sealed | 186 | Schou, Jens (1452) | Lost 1-2 | -181464 |
| average opponent: 1502record: 1-3-1 | new rating: 1464 | |||