Wall, Owen M
Current rating: 1474
Record: 1-3
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 93 | Gareau, Adrian (1500) | Won 2-1 | +181518 |
| 3sealed | 61 | Cardin, Guillaume (1829) | Lost 0-2 | -131505 |
| 4sealed | 163 | Kemper, Greg (1523) | Lost 0-2 | -171488 |
| 5sealed | 190 | Schwartz, Gabriel (1695) | Lost 1-2 | -141474 |
| average opponent: 1637record: 1-3 | new rating: 1474 | |||