Williams, Patrick L
Current rating: 1417
Record: 1-6
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 282 | Dreyer, Vernon (1504) | Lost 0-2 | -171432 |
| 3sealed | 496 | Smith, Brandon (1584) | Lost 0-2 | -151417 |
| 4sealed | 536 | Wallace, Scott (1364) | Won 2-0 | +171434 |
| 5sealed | 513 | Polglasse, Sam (1497) | Lost 0-2 | -171417 |
| average opponent: 1487record: 1-3 | new rating: 1417 | |||
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 42 | Nagy, Stephen (1715) | Lost 0-2 | -141486 |
| 2standard | 390 | Hirsh, Zachary (1429) | Lost 1-2 | -191467 |
| 3standard | 522 | Schatzer, Marcus A (1463) | Lost 0-2 | -181449 |
| average opponent: 1536record: 0-3 | new rating: 1449 | |||