Zhang, Jeffrey
Current rating: 1484
Record: 3-4
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 100 | Thopsey, Damon (1491) | Lost 0-2 | -181484 |
| record: 0-1 | new rating: 1484 | |||
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 282 | Tignor, Joseph (1433) | Won 2-1 | +171517 |
| 2sealed | 231 | Kelly, Frank (1526) | Won 0-0 | +181535 |
| 3sealed | 176 | Handy, Carmen (1710) | Lost 0-2 | -151520 |
| 4sealed | 255 | Carson, Bob (1537) | Lost 1-2 | -181502 |
| 5sealed | 403 | Eyler, Kyle (1418) | Won 2-0 | +171519 |
| 6sealed | 231 | Spencer, Jesse (1606) | Lost 0-2 | -171502 |
| average opponent: 1538record: 3-3 | new rating: 1502 | |||