Walker, Burch
Current rating: 1429
Record: 2-6
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 180 | Oshie, Brian (1533) | Lost 0-2 | -171483 |
| 2standard | 473 | Perkins, Justin (1436) | Lost 0-2 | -191464 |
| 3standard | 764 | Adams, Christian (1464) | Lost 1-2 | -181446 |
| 4standard | 792 | Chappelle, Scott (1446) | Lost 0-2 | -181428 |
| 5standard | 761 | Jones, Devon (1429) | Lost 0-2 | -181410 |
| 7standard | 610 | Cozzoli, Christopher (1428) | Won 2-0 | +181428 |
| 8standard | 488 | Spittles, Trevor (1449) | Won 2-0 | +191447 |
| 9standard | 405 | Castro, Angel (1501) | Lost 0-2 | -181429 |
| average opponent: 1461record: 2-6 | new rating: 1429 | |||