Chu, Alfred
Current rating: 1575
Record: 33-33-2
| Grand Prix Hong Kong 2017 (XLN limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 162 | Nose, Shunsuke (1877) | Won 2-1 | +241564 |
| 4sealed | 70 | Lu, Xiaoshi (1989) | Lost 1-2 | -111553 |
| 5sealed | 99 | Chan, Dicky (1512) | Won 2-1 | +181571 |
| 6sealed | 91 | Sintoni, Filippo (1579) | Won 2-0 | +181589 |
| 7sealed | 35 | Kumagai, Riku (2106) | Lost 1-2 | -101579 |
| 8sealed | 67 | Kanegawa, Toshiya (1766) | Won 2-0 | +221601 |
| 9sealed | 29 | Robertson, Chris (1645) | Lost 0-2 | -171584 |
| 10draft | 84 | Hirayama, Shigetaka (1753) | Lost 1-2 | -151569 |
| 11draft | 108 | Song, Kaizheng (1640) | Won 2-1 | +191588 |
| 12draft | 94 | Yamamura, Yuma (1696) | Won 2-0 | +201608 |
| 13draft | 14 | Young, San (1779) | Lost 0-2 | -151593 |
| 14draft | 38 | Chow, Chi Hin (1584) | Lost 0-2 | -181575 |
| 15draft | 35 | Ang, Jan Raymond (1836) | ID | 01575 |
| top | average opponent: 1751record: 6-6-1 | new rating: 1575 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 498 | Yamazaki, Yuuki (1654) | Won 2-1 | +191575 |
| 4modern | 36 | Yoshida, Koki (1562) | Won 2-1 | +181593 |
| 5modern | 58 | Ishikawa, Takuma 3754 (1501) | Lost 0-2 | -201573 |
| 6modern | 251 | Satou, Takahisa (1465) | Won 2-1 | +161589 |
| 7modern | 180 | Maruya, Takashi (1622) | Lost 1-2 | -171572 |
| 8modern | 264 | Nakamura, Yuki 8131 (1682) | Lost 1-2 | -161556 |
| 9modern | 550 | Oka, Yosuke (1665) | Lost 0-2 | -161540 |
| top | average opponent: 1593record: 3-4 | new rating: 1540 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 99 | Hitomi, Masaaki (1691) | Won 2-0 | +201627 |
| 4standard | 93 | Takahashi, Osamu (1532) | Lost 1-2 | -201607 |
| 5standard | 74 | Naide, Kazutaka (1590) | Lost 1-2 | -181589 |
| 6standard | 175 | Matsui, Hisataka (1776) | Lost 1-2 | -151574 |
| 7standard | 241 | Kuo, Yu-Liang (1551) | Lost 1-2 | -181556 |
| top | average opponent: 1628record: 1-4 | new rating: 1556 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 371 | Kondou, Shin (1541) | Won 1-0 | +181567 |
| 4standard | 274 | Omonishi, Kojiro (1559) | Won 2-1 | +181585 |
| 5standard | 71 | Wakita, Tomoyuki (1644) | Lost 1-2 | -171568 |
| 6standard | 143 | Takahasi, Yuu (1526) | Won 2-0 | +171585 |
| 7standard | 101 | Matsuda, Kenji (1545) | Won 2-1 | +181603 |
| 8standard | 72 | Imamura, Hirotaka (1606) | Won 2-1 | +181621 |
| 9standard | 64 | Wang, Zimo 5256 (1628) | Lost 0-2 | -181603 |
| 10standard | 139 | Taniguchi, Yuusuke (1679) | Draw 1-1 | +11604 |
| 11standard | 140 | Bestard, Kat (1618) | Draw 1-1 | 01604 |
| 12standard | 218 | Terao, Manato (1497) | Lost 0-2 | -191585 |
| 13standard | 288 | Takamura, Gen (1548) | Won 2-0 | +171602 |
| 14standard | 208 | Wang, Tao-Yi (1663) | Lost 0-2 | -171585 |
| 15standard | 232 | Soh, Weng Heng (1817) | Won 2-0 | +221607 |
| top | average opponent: 1606record: 7-4-2 | new rating: 1607 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 189 | Kumagai, Riku (1782) | Lost 0-2 | -141550 |
| 4standard | 572 | Take, Toshiharu (1504) | Won 2-1 | +171567 |
| 5standard | 397 | Osawa, Takuya (1808) | Lost 1-2 | -141553 |
| 6standard | 705 | Shimizu, Yusuke (1480) | Lost 0-2 | -191534 |
| 7standard | 691 | Kishishita, Jun (1433) | Won 2-0 | +161550 |
| 8standard | 535 | Takaishi, Etsushi (1517) | Won 2-1 | +181568 |
| 9standard | 303 | Saito, Ryoichiro (1549) | Lost 1-2 | -191549 |
| top | average opponent: 1582record: 3-4 | new rating: 1549 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 1028 | Shigezumi, Manabu (1426) | Won 2-0 | +171533 |
| 3sealed | 928 | Konno, Tomoyuki (1496) | Won 2-0 | +171550 |
| 4sealed | 914 | Yakushi, Hideki (1511) | Won 2-1 | +171567 |
| 5sealed | 821 | Fujimura, Kazuaki (1820) | Lost 1-2 | -131554 |
| 6sealed | 904 | Iyanaga, Junya (1987) | Lost 0-2 | -111543 |
| 7sealed | 1015 | Takeichi, Kengo (1542) | Won 2-0 | +181561 |
| 8sealed | 878 | Oomori, Yasutomo (1555) | Won 2-1 | +181579 |
| 9sealed | 835 | Senba, Kotaro (1741) | Lost 0-2 | -151564 |
| top | average opponent: 1635record: 5-3 | new rating: 1564 | ||
| Grand Prix Shanghai 2015 (DTK standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 69 | Zhao, Jun (1402) | Lost 1-2 | -201464 |
| 4standard | 145 | Tamada, Ryoichi (1926) | Won 2-0 | +261490 |
| 5standard | 175 | Yan, Li (1574) | Won 2-1 | +191509 |
| 6standard | 123 | Wang, Huanyao (1512) | Lost 1-2 | -171492 |
| 7standard | 177 | Nakamura, Atsushi (1825) | Won 2-1 | +231515 |
| 8standard | 82 | Feng, Longshen (1562) | Lost 1-2 | -171498 |
| 9standard | 145 | Cheng, Lin Zhi (1509) | Won 2-0 | +181516 |
| top | average opponent: 1616record: 4-3 | new rating: 1516 | ||
| Grand Prix Taipei 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 215 | Li, Kwong San (1500) | Won 2-0 | +181518 |
| 2sealed | 139 | Liu, Chao Hua (1519) | Won 2-0 | +181536 |
| 3sealed | 158 | Chang, Chih Kang (1537) | Won 2-0 | +181554 |
| 4sealed | 95 | Nonis, Daryl Michael (1519) | Won 2-0 | +171571 |
| 5sealed | 41 | Kurashita, Shinji (1544) | Lost 0-2 | -181553 |
| 6sealed | 34 | Chuan, Vince (1558) | Lost 0-2 | -181535 |
| 7sealed | 100 | Chen, Shao-Lun (1500) | Lost 0-2 | -191516 |
| 8sealed | 137 | Kanegawa, Toshiya (1739) | Lost 1-2 | -141502 |
| 9sealed | 193 | Voo, Patrick (1461) | Lost 0-2 | -181484 |
| top | average opponent: 1542record: 4-5 | new rating: 1484 | ||