Goo, Ja-chun
Current rating: 1519
Record: 4-3
| Grand Prix Kuala Lumpur 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 58 | Chan, Peng Joon (1446) | Won 2-0 | +171517 |
| 2standard | 53 | Ho, Marcus Jian Yung (1518) | Won 2-0 | +181535 |
| 3standard | 24 | Khean Keong, Liew (1538) | Won 2-0 | +181553 |
| 4standard | 16 | Wong, Kok Ming (1503) | Lost 1-2 | -191534 |
| 5standard | 33 | Gan, Vincent (1686) | Won 2-1 | +211555 |
| 6standard | 29 | Kuan, Khang Jong (1554) | Lost 1-2 | -181537 |
| 7standard | 52 | Lim, Chen Foong (1520) | Lost 1-2 | -181519 |
| average opponent: 1538record: 4-3 | new rating: 1519 | |||