Derbyshire, Todd
Current rating: 1526
Record: 6-5-1
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 75 | DeForge, Nathan (1543) | Lost 1-2 | -191546 |
| 2legacy | 380 | Casto, Timothy (1483) | Won 2-1 | +171563 |
| 3legacy | 514 | Wright, Christopher (1598) | Lost 0-1 | -171546 |
| 4legacy | 440 | Arkontaky, Dana (1482) | Lost 0-2 | -201526 |
| average opponent: 1527record: 1-3 | new rating: 1526 | |||
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 32 | Long, Noah (1518) | Draw 1-1 | 01500 |
| 3extended | 117 | Cole, Phil (1502) | Won 2-0 | +181518 |
| 4extended | 93 | DePasquale, Jason (1572) | Won 2-0 | +191537 |
| 5extended | 45 | Guzman, Daniel (1588) | Won 2-1 | +191556 |
| 6extended | 22 | O'Connell, Alexander (1560) | Lost 1-2 | -181538 |
| 7extended | 57 | Tolleson, Alex (1668) | Won 2-1 | +211559 |
| 8extended | 32 | Garza, Jeff (1884) | Won 2-0 | +231582 |
| 9extended | 23 | Fowler, Thomas (1592) | Lost 0-2 | -171565 |
| average opponent: 1610record: 5-2-1 | new rating: 1565 | |||