Kahlo, Kory H
Current rating: 1503
Record: 4-4
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 302 | Wirtz, Josh (1500) | Won 2-0 | +181518 |
| 2standard | 19 | Lutkie, Chaz A (1518) | Won 2-0 | +181536 |
| 3standard | 51 | Cobian, Dio (1536) | Won 2-1 | +181554 |
| 4standard | 87 | Sukenik, Jonathan (1647) | Lost 1-2 | -161538 |
| 5standard | 176 | Kanaan, David (1536) | Lost 1-2 | -181520 |
| 6standard | 175 | Higgins, Tyler (1517) | Lost 0-2 | -181502 |
| 7standard | 203 | Gosselin, Christopher (1554) | Won 2-1 | +191521 |
| 8standard | 153 | Hwang, Joseph J (1519) | Lost 1-2 | -181503 |
| average opponent: 1541record: 4-4 | new rating: 1503 | |||