Waterfield, Justin
Current rating: 1515
Record: 4-3
| Grand Prix Richmond 2014 (modern) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 273 | Franz, Daniel (1500) | Won 2-0 | +181536 |
| 2modern | 295 | Cone, Robert (1439) | Won 2-1 | +161552 |
| 3modern | 19 | Billingslea, Blake (1536) | Lost 0-2 | -181534 |
| 4modern | 259 | Miller, Sam (1518) | Lost 1-2 | -191515 |
| average opponent: 1498record: 2-2 | new rating: 1515 | |||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | Fain, Trey (1500) | Lost 1-2 | -181482 |
| 2sealed | 453 | Freuler, Bryan (1482) | Won 2-0 | +181500 |
| 3sealed | 328 | Crumbley, David (1500) | Won 2-1 | +181518 |
| average opponent: 1494record: 2-1 | new rating: 1518 | |||