Williamson, James
Current rating: 1434
Record: 4-8
| Grand Prix Vancouver 2014 (THS standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 271 | Mostarac, Demetre (1500) | Lost 0-2 | -171429 |
| 2standard | 378 | Brunner, Eric (1486) | Lost 0-2 | -171412 |
| 3standard | 493 | Ly, Ellis (1466) | Won 2-1 | +191431 |
| 4standard | 358 | Schofield, Jeremey (1541) | Lost 1-2 | -161415 |
| 5standard | 405 | Young, Kevin (1463) | Won 2-0 | +191434 |
| average opponent: 1491record: 2-3 | new rating: 1434 | |||
| Grand Prix Melbourne 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Drage, Andrew (1500) | Won 2-1 | +181518 |
| 2sealed | 28 | Teo, Yi Chiang (1562) | Won 2-1 | +191537 |
| 3sealed | 21 | Stuart, James (1535) | Lost 1-2 | -181519 |
| 4sealed | 54 | Bauer, Jon (1519) | Lost 0-2 | -181501 |
| 5sealed | 60 | Brebach, Kim (1529) | Lost 1-2 | -181483 |
| 6sealed | 72 | Florczak, Matthew (1484) | Lost 0-2 | -181465 |
| 7sealed | 63 | Light, Jens (1406) | Lost 0-2 | -191446 |
| average opponent: 1505record: 2-5 | new rating: 1446 | |||