Courley, Brad
Current rating: 1463
Record: 1-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 415 | Graif, Ben (1500) | Lost 1-2 | -181482 |
| 2sealed | 494 | Quinn, Shane (1483) | Lost 1-2 | -181464 |
| 3sealed | 506 | Waller, Bud (1430) | Won 2-0 | +171481 |
| 4sealed | 528 | Martin, Wesley (1444) | Lost 0-2 | -181463 |
| average opponent: 1464record: 1-3 | new rating: 1463 | |||