McNamara, Sylwia
Current rating: 1524
Record: 4-3-1
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 249 | Manuel, Melvin (1520) | Won 2-0 | +181518 |
| 3sealed | 72 | Krempels, Craig (1977) | Lost 1-2 | -101508 |
| 4sealed | 456 | Lazaro, Andrew (1487) | Lost 1-2 | -181490 |
| 5sealed | 426 | Liu, Justin (1498) | Lost 0-2 | -181472 |
| 6sealed | 589 | Bennett, Eric (1459) | Draw 1-1 | 01472 |
| 7sealed | 484 | Fraley, Brandon (1449) | Won 2-0 | +171489 |
| 8sealed | 364 | Dunn, Paul (1461) | Won 2-0 | +181507 |
| 9sealed | 271 | Fisher, Thos (1468) | Won 2-0 | +171524 |
| average opponent: 1540record: 4-3-1 | new rating: 1524 | |||