Williams, Jacob
Current rating: 1466
Record: 7-9-2
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 354 | Murphy, Gareth (1439) | Won 2-0 | +181502 |
| 2standard | 25 | Terpening, Justin (1458) | Lost 1-2 | -191483 |
| 3standard | 404 | Hernandez, Eddy (1502) | Won 2-0 | +181501 |
| 4standard | 385 | Thompson, Nathan (1483) | Lost 0-2 | -181483 |
| 5standard | 335 | Hutcheson, Jerrod (1511) | Won 2-1 | +181501 |
| 6standard | 322 | Mahon, Chance (1484) | Lost 1-2 | -181483 |
| 7standard | 321 | Newton, Mark (1508) | Won 2-1 | +181501 |
| 8standard | 264 | Phillips, Scott (1518) | Lost 0-2 | -171484 |
| 9standard | 328 | Dong, Cody (1526) | Lost 0-2 | -181466 |
| average opponent: 1492record: 4-5 | new rating: 1466 | |||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 240 | Ivezaj, Mark (1603) | Lost 0-2 | -161484 |
| 2modern | 707 | McClain, Johnathan (1482) | Lost 0-2 | -181466 |
| 3modern | 960 | Merkner, Andrew (1464) | Won 2-0 | +181484 |
| 4modern | 867 | Wolk, Zachary (1504) | Lost 0-2 | -181466 |
| 5modern | 880 | Abraham, Duke (1464) | Won 2-0 | +181484 |
| 6modern | 805 | Cahalan, Liam (1508) | Lost 1-2 | -171467 |
| 7modern | 762 | Richmond, Ryan (1461) | Won 2-0 | +171484 |
| 8modern | 644 | Diehl, Lauren (1483) | Draw 1-1 | 01484 |
| 9modern | 542 | Thurn, Derek (1480) | Draw 1-1 | 01484 |
| average opponent: 1494record: 3-4-2 | new rating: 1484 | |||