Ricker, Ahren
Current rating: 1468
Record: 1-3
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 655 | Tosia, Sam (1500) | Won 2-1 | +181518 |
| 2standard | 761 | Howard, Keith (1518) | Lost 0-2 | -181500 |
| 3standard | 894 | Sinner, Denis (1723) | Lost 0-2 | -141486 |
| 4standard | 905 | Petre, Allen (1482) | Lost 1-2 | -181468 |
| average opponent: 1556record: 1-3 | new rating: 1468 | |||