Walter, William
Current rating: 1488
Record: 5-6
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 299 | Singer, Omri (1526) | Won 2-0 | +191524 |
| 2sealed | 183 | Vigen, Andreas (1514) | Lost 0-2 | -181506 |
| 3sealed | 444 | Kampf, Christoph (1505) | Lost 0-2 | -181488 |
| average opponent: 1515record: 1-2 | new rating: 1488 | |||
| Grand Prix Philadelphia 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 192 | Ravitz, Joshua (1500) | Won 0-0 | +181518 |
| 2extended | 33 | Chin, Jason (1591) | Won 0-0 | +191537 |
| 3extended | 87 | Wilson, Christian (1536) | Won 0-0 | +181555 |
| 4extended | 11 | Bryant, Doug (1617) | Lost 0-0 | -171538 |
| 5extended | 50 | Chapman, Eric (1541) | Won 0-0 | +181556 |
| 6extended | 21 | Allen, Tim 2 (1556) | Lost 0-0 | -181538 |
| 7extended | 92 | Pikula, Chris (1706) | Lost 0-0 | -151523 |
| 8extended | 81 | McElhinney, Sean (1521) | Lost 0-0 | -181505 |
| average opponent: 1571record: 4-4 | new rating: 1505 | |||