Chun, Calvin Chu Ka
Current rating: 1520
Record: 4-3-1
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 10 | Chak, Chi Fai (1500) | Won 2-1 | +181518 |
| 2sealed | 14 | Liang, Zhiyi (1518) | Draw 1-1 | 01518 |
| 3sealed | 40 | Yu, Hok Pun (1517) | Lost 0-2 | -181500 |
| 4sealed | 87 | Lai, Cheuk Ming (1499) | Won 2-0 | +181518 |
| 5sealed | 72 | Tan, Kiat Cheong (1600) | Won 0-0 | +191537 |
| 6sealed | 48 | Mayuzumi, Shinichi (1547) | Won 2-1 | +191556 |
| 7sealed | 28 | Ma, Zhijun (1500) | Lost 0-1 | -191537 |
| 8sealed | 48 | Cher, Chin Wee (1604) | Lost 0-2 | -171520 |
| average opponent: 1536record: 4-3-1 | new rating: 1520 | |||