Jeffrey, Heath J
Current rating: 1463
Record: 1-3
| Grand Prix Beijing 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 139 | Zhou, Yu (1463) | Lost 1-2 | -191481 |
| 2sealed | 234 | Li, Hao (1482) | Lost 1-2 | -181463 |
| 3sealed | 303 | Wang, Chenxing (1464) | Won 2-0 | +181481 |
| 4sealed | 289 | Zhou, Quan 2 (1482) | Lost 0-2 | -181463 |
| average opponent: 1473record: 1-3 | new rating: 1463 | |||