Castle, Holly
Current rating: 1463
Record: 1-3
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 775 | Hilker, Nicholas C (1500) | Lost 0-2 | -181482 |
| 2standard | 982 | Olson, Lance (1447) | Lost 0-2 | -191463 |
| 3standard | 979 | Ayars, Michael (1465) | Won 2-1 | +181481 |
| 4standard | 960 | Weatherwax, Zackery A (1482) | Lost 0-2 | -181463 |
| average opponent: 1473record: 1-3 | new rating: 1463 | |||