Roche, Ian
Current rating: 1465
Record: 3-5
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 538 | Kingsbury, Lyle (1437) | Won 2-1 | +171517 |
| 2sealed | 129 | Morison, Kyle (1633) | Lost 0-2 | -161501 |
| 3sealed | 608 | Christesen, James (1482) | Lost 0-2 | -181483 |
| 4sealed | 767 | Walsh, Daniel (1576) | Lost 0-2 | -171466 |
| 5sealed | 732 | Prince, Chelsy (1463) | Lost 1-2 | -181448 |
| 6sealed | 625 | Boody, Charles (1445) | Won 2-0 | +181466 |
| 7sealed | 495 | Corthell, Curtis (1415) | Lost 1-2 | -191447 |
| 8sealed | 401 | GARRISON, AARON (1449) | Won 2-0 | +181465 |
| average opponent: 1488record: 3-5 | new rating: 1465 | |||