Zhang, Ken
Current rating: 1497
Record: 4-4
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 140 | Klein, Harley (1500) | Lost 1-2 | -181482 |
| 2sealed | 283 | Tibbles, Dan (1526) | Won 1-0 | +191501 |
| 3sealed | 209 | Dean, Kory (1501) | Lost 1-2 | -181483 |
| 4sealed | 331 | Joyall, Vincent (1356) | Lost 1-2 | -211462 |
| 5sealed | 340 | Freitag, Lochlann (1465) | Won 2-1 | +191481 |
| 6sealed | 258 | Ellis, Jarrod (1593) | Won 2-0 | +201501 |
| 7sealed | 198 | Yu, Justin (1424) | Lost 1-2 | -201481 |
| 8sealed | 161 | Yabata, Kenichi (1354) | Won 2-0 | +161497 |
| average opponent: 1465record: 4-4 | new rating: 1497 | |||