Barbagallo, John
Current rating: 1395
Record: 1-7
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 758 | Bova, Justin (1500) | Lost 0-2 | -181482 |
| 2standard | 971 | Shultz, Roger T (1482) | Lost 0-2 | -181464 |
| 3standard | 1032 | Plunkett, Dillon (1464) | Lost 0-2 | -181446 |
| 4standard | 1029 | Graef, Dylan T (1447) | Lost 0-2 | -181428 |
| 5standard | 987 | Folsom, Jack (1428) | Won 2-1 | +181446 |
| 6standard | 913 | Heilker, David (1445) | Lost 0-2 | -181428 |
| 7standard | 839 | Miller, Brent (1497) | Lost 1-2 | -171411 |
| 8standard | 779 | Pinkney, Matt (1499) | Lost 0-2 | -161395 |
| average opponent: 1470record: 1-7 | new rating: 1395 | |||