Bukowski, William A
Current rating: 1526
Record: 5-4
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 591 | Brazzell, Davis (1518) | Won 2-0 | +181518 |
| 2sealed | 465 | Wallace, Jason (1468) | Won 2-1 | +171535 |
| 3sealed | 418 | Hill, Matt (1518) | Lost 0-2 | -181517 |
| 4sealed | 556 | Frier, Dov (1522) | Won 2-1 | +181535 |
| 5sealed | 444 | Chodan, Ross (1600) | Won 2-1 | +191554 |
| 6sealed | 415 | Miguel, Andres (1648) | Lost 0-2 | -161538 |
| 7sealed | 425 | Fabiano, Gerard (1821) | Won 2-1 | +231561 |
| 8sealed | 416 | Stubbs, Dan (1588) | Lost 0-2 | -171544 |
| 9sealed | 429 | Relihan, Ian (1579) | Lost 0-2 | -181526 |
| average opponent: 1585record: 5-4 | new rating: 1526 | |||