Sarmiento, James
Current rating: 1462
Record: 4-6
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 56 | McClure, Tom j (1499) | Lost 1-2 | -181481 |
| 2sealed | 468 | Doherty, Torren (1482) | Lost 0-2 | -181463 |
| 3sealed | 732 | Hartmann, Joey (1464) | Won 2-0 | +181481 |
| 4sealed | 654 | Norton, Chris (1442) | Lost 0-2 | -191462 |
| average opponent: 1472record: 1-3 | new rating: 1462 | |||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 456 | Shapiro, Mark (1500) | Lost 1-2 | -181482 |
| 2sealed | 654 | Fernandes, John (1463) | Won 2-0 | +181500 |
| 3sealed | 534 | Williams, Albert (1500) | Won 2-1 | +181518 |
| 4sealed | 543 | Lugiano, Chris (1458) | Won 2-1 | +171535 |
| 5sealed | 469 | Poverelli, Greg (1545) | Lost 0-2 | -181517 |
| 6sealed | 529 | Grinnell, Joshua (1504) | Lost 1-2 | -181499 |
| average opponent: 1495record: 3-3 | new rating: 1499 | |||