Whitworth, Zachary
Current rating: 1472
Record: 4-6
| Grand Prix Charlotte 2016 (modern) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 312 | Fultz, Micky (1500) | Lost 1-2 | -181488 |
| 2modern | 887 | Caton, Kenneth (1502) | Lost 1-2 | -171471 |
| 3modern | 1080 | Malone, Andrew (1601) | Won 2-0 | +201491 |
| 4modern | 828 | Anderson, Gary (1466) | Lost 1-2 | -191472 |
| average opponent: 1517record: 1-3 | new rating: 1472 | |||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 346 | Benka, Kenneth (1469) | Won 2-0 | +171517 |
| 2sealed | 116 | Cardwell, Tomas (1556) | Won 2-0 | +191536 |
| 3sealed | 284 | Hazuka, Anthony (1487) | Lost 1-2 | -191517 |
| 4sealed | 437 | Esposito, John (1746) | Lost 1-2 | -141503 |
| 5sealed | 645 | Clark, Tom (1569) | Won 2-0 | +201523 |
| 6sealed | 295 | Bennett, Jason (1624) | Lost 1-2 | -171506 |
| average opponent: 1575record: 3-3 | new rating: 1506 | |||