Worth, Tom
Current rating: 1507
| Grand Prix Seattle 2005 (extended) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 63 | Hart, Trevor (1518) | Draw 1-1 | 01506 |
| 3extended | 65 | Woo, Travis (1500) | Lost 0-2 | -181488 |
| 4extended | 128 | Shanafelt, Mark (1501) | Won 2-0 | +181506 |
| 5extended | 88 | Jacques, Richard (1499) | Won 2-1 | +181524 |
| 6extended | 57 | Huang, Don (1554) | Lost 1-2 | -171507 |
| top | average opponent: 1514record: 2-2-1 | new rating: 1507 | ||
| Grand Prix Oakland 2004 (DST limited) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Moore, Kevin [USA] (1500) | Lost 0-2 | -181525 |
| 2sealed | 166 | Wang, Michael (1498) | Lost 0-2 | -191506 |
| top | average opponent: 1499record: 0-2 | new rating: 1506 | ||
| Grand Prix Anaheim 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 63 | Spaulding, Ian (1524) | Lost 0-2 | -181482 |
| 2extended | 93 | Ross, Bryan (1482) | Won 2-0 | +181500 |
| 3extended | 74 | French, Ty (1500) | Won 2-0 | +181518 |
| 4extended | 85 | Rideout, Vincent (1502) | Won 2-1 | +181536 |
| 5extended | 46 | Servantes, Lucas (1535) | Won 2-1 | +181554 |
| 6extended | 19 | Humpherys, David (1973) | Lost 1-2 | -111543 |
| 7extended | 52 | Wiseman, John (1557) | Lost 0-2 | -171526 |
| 8extended | 56 | Shelley, Armand (1516) | Won 2-0 | +171543 |
| top | average opponent: 1574record: 5-3 | new rating: 1543 | ||