Foster, Donyphn R
Current rating: 1500
Record: 4-4
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 757 | Lanceford, Vincent (1452) | Lost 0-2 | -191481 |
| 2standard | 997 | Plunkett, Dillon (1482) | Won 2-0 | +181499 |
| 3standard | 766 | Brock, Kristopher (1500) | Won 2-0 | +181517 |
| 4standard | 779 | Holman, Peter (1519) | Won 2-1 | +181535 |
| 5standard | 729 | Lindroos, Jani (1600) | Lost 1-2 | -171518 |
| 6standard | 815 | Rufrano, Nicholas (1518) | Lost 1-2 | -181500 |
| 7standard | 807 | Howard, Christopher D (1499) | Won 2-1 | +181518 |
| 8standard | 761 | Easton, Joe (1519) | Lost 0-2 | -181500 |
| average opponent: 1511record: 4-4 | new rating: 1500 | |||