Jeffrey W.,
Current rating: 1509
Record: 3-3
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 359 | Stark, Mark (1518) | Lost 0-2 | -181482 |
| 3sealed | 457 | Franks, Tyler (1499) | Won 2-0 | +191501 |
| 4sealed | 321 | Hotza, Adem (1543) | Won 2-0 | +181519 |
| 5sealed | 153 | Hinkle, Charles (1743) | Won 2-0 | +221541 |
| 6sealed | 200 | McFadden, Robert (1610) | Lost 1-2 | -161525 |
| 7sealed | 203 | Creech, Lawrence (1625) | Lost 1-2 | -161509 |
| average opponent: 1590record: 3-3 | new rating: 1509 | |||