Diodati, Mark
Current rating: 1462
Record: 1-3
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Hart, Nicholas P (1448) | Won 2-0 | +171517 |
| 2sealed | 138 | Ruttle, Wesley (1518) | Lost 1-2 | -181499 |
| 3sealed | 482 | Yi, Eric (1500) | Lost 0-2 | -181481 |
| 4sealed | 771 | Gustafson, Thomas (1432) | Lost 1-2 | -191462 |
| average opponent: 1474record: 1-3 | new rating: 1462 | |||