Ong, Simon
Current rating: 1658
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1613 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 5 | Tsai, He Yuan (1423) | Won 2-1 | +141627 |
| 2standard | 77 | Lu, Shaoan (1443) | Won 2-1 | +151642 |
| 3standard | 264 | Zhuang, Kai (1858) | Lost 0-2 | -141628 |
| 4standard | 238 | Kawatsu, Shunsuke (1467) | Won 2-0 | +151643 |
| 5standard | 151 | Goshima, Akito (1865) | Won 2-1 | +221665 |
| 6standard | 152 | Hsu, Wenhsuan (1519) | Won 2-1 | +151680 |
| 7standard | 28 | Lu, Chao (1808) | Lost 1-2 | -161664 |
| 8standard | 85 | Watanabe, Masao (1326) | Won 2-1 | +131677 |
| 9standard | 92 | Yamada, Junki (1675) | Won 2-0 | +181695 |
| 10standard | 68 | Chang, Samuel (1529) | Lost 0-2 | -211674 |
| 11standard | 60 | Lu, Weikai (1598) | Won 2-0 | +161690 |
| 12standard | 31 | Kuroda, Yoshirou (1708) | Lost 1-2 | -181672 |
| 13standard | 51 | Matsumoto, Shou (1510) | Won 2-0 | +161688 |
| 14standard | 41 | Wakita, Tomoyuki (1808) | Lost 0-2 | -161672 |
| 15standard | 58 | Hayashi, Shinsuke (1918) | Lost 0-2 | -141658 |
| top | average opponent: 1630record: 9-6 | new rating: 1658 | ||
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1620 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 140 | Lim, Franz (1546) | Won 2-1 | +171637 |
| 2standard | 123 | Liang, Zhiyong (1377) | Lost 1-2 | -231614 |
| 3standard | 279 | Lai, Charles (1484) | Lost 0-2 | -201594 |
| 4standard | 255 | Nilnond, Surathep (1344) | Won 2-0 | +141608 |
| 5standard | 189 | Zhang, Zhiyang (2026) | Won 2-0 | +251633 |
| 6standard | 118 | Lorica, Paolo (1509) | Lost 0-2 | -201613 |
| top | average opponent: 1548record: 3-3 | new rating: 1613 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 41 | Shoji, Tatsuro (1630) | Lost 0-2 | -161484 |
| 4standard | 141 | Saitou, Ryuuga (1940) | Won 2-0 | +261510 |
| 5standard | 91 | Tsai, Jia-Han (1586) | Won 2-0 | +201530 |
| 6standard | 86 | Tada, Mitsuhiro (1549) | Draw 1-1 | 01530 |
| 7standard | 74 | Shiau, Yuan-Shiung (1581) | Won 2-0 | +191549 |
| 8standard | 46 | Wong, Man Lok (1674) | Won 2-0 | +201569 |
| 9standard | 26 | Song, Sooho (1559) | Won 2-0 | +181587 |
| 10standard | 16 | Yeh, Chih-Cheng (1921) | Won 2-1 | +241611 |
| 11standard | 9 | Jian, Sheng Xiu (1836) | Won 2-0 | +221633 |
| 12standard | 5 | Chung, Jason (2082) | Won 2-0 | +251658 |
| 13standard | 3 | Matsumoto, Yuki2978 (2196) | Lost 1-2 | -91649 |
| 14standard | 10 | Tokoli, Zsolt (1889) | Lost 1-2 | -131636 |
| 15standard | 19 | Furuya, Youhei (1788) | Lost 0-2 | -161620 |
| top | average opponent: 1787record: 8-4-1 | new rating: 1620 | ||