Yan, Heng
Current rating: 1588
Record: 8-5-1
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Chan, Terry (1500) | Won 2-0 | +181518 |
| 2sealed | 12 | Lee, Yuk Lam (1518) | Won 2-1 | +181536 |
| 3sealed | 28 | Gao, Yu (1536) | Won 2-0 | +181554 |
| 4sealed | 43 | Oiso, Masashi (1854) | Lost 1-2 | -131541 |
| 5sealed | 52 | Sun, Jiafeng (1483) | Won 0-0 | +171558 |
| 6sealed | 38 | Mai, Alan (1526) | Won 2-0 | +181576 |
| 7sealed | 19 | Hsu, Aric (1620) | Won 2-0 | +181594 |
| 8sealed | 13 | Jonsson, Anton (1986) | Won 2-1 | +251619 |
| 9draft | 19 | Morita, Masahiko (2043) | Won 2-0 | +261645 |
| 10draft | 16 | Ruel, Olivier (1954) | Lost 0-2 | -131632 |
| 11draft | 12 | Schroder, Alexander (1692) | Draw 1-1 | +11633 |
| 12draft | 8 | Schroder, Alexander (1691) | Lost 1-2 | -171616 |
| 13draft | 23 | Adachi, Shingo (1679) | Lost 0-2 | -171599 |
| 14draft | 17 | Ishida, Itaru (1985) | Lost 0-2 | -111588 |
| average opponent: 1719record: 8-5-1 | new rating: 1588 | |||