Cummings, Luke
Current rating: 1520
Record: 3-2
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Oatley, Scott (1500) | Won 2-1 | +181518 |
| 2sealed | 112 | Stachurski, Richard (1648) | Lost 0-2 | -161502 |
| 3sealed | 372 | Lagios, Jeffrey (1551) | Won 2-0 | +191521 |
| 4sealed | 371 | Cullerton, Evan (1443) | Won 2-1 | +171538 |
| 5sealed | 188 | Daniel B., (1524) | Lost 1-2 | -181520 |
| average opponent: 1533record: 3-2 | new rating: 1520 | |||