Weddle, William
Current rating: 1371
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1380 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 801 | McGinnis, Ben (1503) | Lost 1-2 | -151365 |
| 2modern | 990 | Sanford, Robert (1463) | Won 2-1 | +191384 |
| 3modern | 1032 | Heberling, Jeffrey (1500) | Lost 1-2 | -161368 |
| 4modern | 1099 | Catalano, Jeffrey (1404) | Won 2-1 | +191387 |
| 5modern | 735 | Cohen, Adam (1501) | Lost 0-2 | -161371 |
| top | average opponent: 1474record: 2-3 | new rating: 1371 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1013 | Breau, Chris (1518) | Won 2-0 | +201429 |
| 2modern | 960 | Fitzgerald, David V (1518) | Lost 0-2 | -171412 |
| 3modern | 975 | Deffenbaugh, Kevin (1519) | Lost 0-2 | -161396 |
| 4modern | 1087 | Davis, Albert (1513) | Lost 0-2 | -161380 |
| top | average opponent: 1517record: 1-3 | new rating: 1380 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 41 | Anderson, Matthew [USA] (1402) | Lost 1-2 | -201480 |
| 2modern | 345 | Daniel, Benjamin (1482) | Lost 0-2 | -181462 |
| 3modern | 533 | Johnson, Cory (1462) | Lost 1-2 | -181444 |
| 4modern | 540 | Fontaine, Ian (1468) | Lost 0-2 | -171427 |
| 5modern | 488 | Gums, Wes (1428) | Won 2-0 | +181445 |
| 6modern | 405 | Mears, Chris (1444) | Lost 0-2 | -181427 |
| 7modern | 325 | Rotenberger, Jason (1426) | Lost 0-2 | -181409 |
| top | average opponent: 1445record: 1-6 | new rating: 1409 | ||