Darby, Zack
Current rating: 1428
Record: 3-7
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 463 | Sahai, Nathan (1500) | Lost 0-2 | -181463 |
| 2sealed | 1228 | Haugen, Chris (1482) | Lost 0-2 | -171446 |
| 3sealed | 462 | Rodriguez, Jojo (1464) | Lost 0-2 | -181428 |
| average opponent: 1482record: 0-3 | new rating: 1428 | |||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 807 | Long, Brandon (1500) | Lost 1-2 | -181482 |
| 2sealed | 1023 | Chao, Danny (1482) | Won 2-0 | +181500 |
| 3sealed | 1054 | Johnson, Robert (1465) | Lost 0-2 | -191481 |
| 4sealed | 1062 | Goodman, Ricky (1482) | Won 2-1 | +181499 |
| 5sealed | 1079 | Ricker, Justin (1500) | Won 2-1 | +181517 |
| 6sealed | 871 | Goss, Jon (1452) | Lost 0-2 | -191498 |
| 7sealed | 932 | Downs, Mikaela (1548) | Lost 0-2 | -171481 |
| average opponent: 1490record: 3-4 | new rating: 1481 | |||