Walsh, Matthew H
Current rating: 1466
Record: 3-5-1
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 267 | Wong, Koon Kiu (1519) | Won 2-0 | +181518 |
| 2standard | 71 | Tomik, Steve (1634) | Lost 0-2 | -161502 |
| 3standard | 318 | Keys, Brian K. (1504) | Lost 1-2 | -181484 |
| 4standard | 411 | Walker, Justin A (1482) | Draw 1-1 | 01484 |
| 5standard | 429 | Koerber, Kasey (1483) | Won 2-1 | +181502 |
| 6standard | 345 | Liebrecht, Brian A (1482) | Lost 1-2 | -181484 |
| 7standard | 313 | Delaney, Matt (1466) | Won 2-0 | +181502 |
| 8standard | 223 | Tilley, Jay (1549) | Lost 0-2 | -171485 |
| 9standard | 190 | Broughton, Grayson (1481) | Lost 0-0 | -191466 |
| average opponent: 1511record: 3-5-1 | new rating: 1466 | |||