Rousseas, Perey
Current rating: 1501
Record: 3-3
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 50 | Potter, Jason (1587) | Won 2-0 | +201520 |
| 2standard | 167 | Chin, Chao-Hsia (1537) | Lost 0-2 | -181502 |
| 3standard | 333 | Kessler, Matt (1436) | Lost 1-2 | -191483 |
| 4standard | 304 | Shumberger, Kurt (1482) | Won 2-0 | +181501 |
| 5standard | 232 | Watson, Colin (1500) | Lost 0-2 | -181483 |
| 6standard | 298 | Elliott, Ryan (1481) | Won 2-1 | +181501 |
| average opponent: 1504record: 3-3 | new rating: 1501 | |||