Hoffman, James
Current rating: 1483
Record: 3-4-1
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 155 | Hudson, Joshua (1500) | Won 2-1 | +181500 |
| 2sealed | 171 | McLaughlin, Charles (1436) | Won 2-1 | +171517 |
| 3sealed | 51 | Bindbeutel, Johnathan (1537) | Lost 1-2 | -181499 |
| 4sealed | 105 | Schnayer, David (1553) | Lost 0-2 | -171482 |
| 5sealed | 251 | Shell, Alexander (1483) | Won 2-1 | +181500 |
| 6sealed | 181 | Oliver, Paul H (1519) | Lost 0-2 | -171483 |
| average opponent: 1505record: 3-3 | new rating: 1483 | |||
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 106 | Vandover, Jesse (1499) | Lost 0-2 | -181482 |
| 2sealed | 225 | Koralewski, Ryan C. (1481) | Draw 1-1 | 01482 |
| average opponent: 1490record: 0-1-1 | new rating: 1482 | |||