Greenfeld, Brittni
Current rating: 1446
Record: 1-4
| Grand Prix Houston 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 53 | Keralis, Joel (1501) | Lost 0-2 | -181482 |
| 2extended | 180 | Ely, Charles G (1482) | Lost 0-2 | -181464 |
| 3extended | 266 | Reilly, Patrick (1463) | Lost 0-2 | -181446 |
| 4extended | 292 | Rowatree, Noah (1447) | Lost 1-2 | -181428 |
| 5extended | 272 | Gurtler, Blake (1426) | Won 2-1 | +181446 |
| average opponent: 1464record: 1-4 | new rating: 1446 | |||