Tomecek, Grayson M
Current rating: 1538
Record: 4-2
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 720 | Sanders, Courtney (1500) | Won 2-1 | +181518 |
| 2standard | 662 | MacCallum, Scott (1518) | Lost 1-2 | -181500 |
| 3standard | 841 | Leong, Bob (1497) | Won 2-0 | +181518 |
| 4standard | 800 | Bauer, David (1500) | Won 2-1 | +181536 |
| 5standard | 671 | Baudy, Andreas R (1537) | Won 2-1 | +181554 |
| 6standard | 659 | Hinkle, Charles (1675) | Lost 0-2 | -161538 |
| average opponent: 1538record: 4-2 | new rating: 1538 | |||