Koperwas, Filip
Current rating: 1482
Record: 1-2-1
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 53 | Argote, Juan (1529) | Draw 1-1 | +11501 |
| 2sealed | 390 | Aneja, Nealesh (1500) | Lost 0-2 | -181483 |
| 3sealed | 617 | Tolson, Ralph (1482) | Lost 0-1 | -181465 |
| 4sealed | 657 | Malamud-Roam, Ben (1463) | Won 2-0 | +171482 |
| average opponent: 1494record: 1-2-1 | new rating: 1482 | |||