Petrov, Igor M
Current rating: 1435
Record: 5-9
| Grand Prix Moscow 2012 (M13 limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 303 | Smolnikov, Denis (1537) | Lost 1-2 | -161431 |
| 2sealed | 269 | Ivanov, Maxim (1526) | Lost 0-2 | -161415 |
| 3sealed | 378 | Ivliev, Sergei (1464) | Won 2-1 | +191434 |
| 4sealed | 374 | Shedyakov, Alexandr (1482) | Won 2-0 | +181452 |
| 5sealed | 235 | Morozov, Anton (1454) | Lost 1-2 | -171435 |
| average opponent: 1493record: 2-3 | new rating: 1435 | |||
| Grand Prix Gothenburg 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 7 | Staaf, Sebastian (1500) | Won 2-1 | +181518 |
| 2sealed | 85 | Humalamaki, Antti (1465) | Lost 0-2 | -191499 |
| 3sealed | 169 | Schalin, Ville (1668) | Won 2-1 | +211520 |
| 4sealed | 83 | Valori, Markus (1527) | Lost 0-2 | -181502 |
| 5sealed | 183 | Davidsson, Simon (1537) | Lost 0-2 | -171485 |
| 6sealed | 153 | Lerche, Bernd (1482) | Lost 0-2 | -181467 |
| 7sealed | 134 | Pot, Andre (1463) | Lost 0-2 | -181449 |
| 8sealed | 111 | Collell, Oriol (1387) | Lost 1-2 | -191430 |
| 9sealed | 89 | Vihko, Marika (1414) | Won 2-0 | +171447 |
| average opponent: 1494record: 3-6 | new rating: 1447 | |||