Lau, Zac
Current rating: 1460
Record: 7-10
| Grand Prix Hong Kong 2017 (XLN limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Wong, Koon Kiu (1464) | Lost 0-2 | -181427 |
| 2sealed | 171 | Leung, Chun Yin (1483) | Won 2-1 | +191446 |
| 3sealed | 282 | Chong, Ernest (1469) | Lost 0-2 | -181428 |
| 4sealed | 298 | Kawano, Naoto (1453) | Won 2-0 | +191447 |
| 5sealed | 206 | Chau, Hei (1503) | Won 2-0 | +191466 |
| 6sealed | 182 | Yokoyama, Yuta (1512) | Won 2-1 | +191485 |
| 7sealed | 98 | Kim, Cynic (1809) | Lost 1-2 | -131472 |
| 8sealed | 136 | Kamo, Riki (1760) | Lost 0-2 | -121460 |
| average opponent: 1557record: 4-4 | new rating: 1460 | |||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 500 | Lee, Jaejeong (1520) | Lost 0-2 | -181482 |
| 2sealed | 859 | Ishizaka, Akira (1480) | Lost 1-2 | -181464 |
| 3sealed | 1079 | Hashimoto, Ryunosuke (1482) | Won 2-1 | +191483 |
| 4sealed | 1026 | Asai, Tetsuya (1444) | Won 2-0 | +171500 |
| 5sealed | 825 | Tanaka, Yuuya (1575) | Lost 0-2 | -171483 |
| 6sealed | 769 | Nakamura, Tamon (1461) | Lost 0-2 | -181465 |
| 7sealed | 871 | Asami, Taiki (1467) | Lost 0-2 | -181447 |
| 8sealed | 787 | Sakaguchi, Takuya (1410) | Lost 1-2 | -191428 |
| 9sealed | 698 | Nishiguchi, Yoshinori (1339) | Won 2-1 | +171445 |
| average opponent: 1464record: 3-6 | new rating: 1445 | |||