Chew, Jason Soon Hooi
Current rating: 1441
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 535 | Ishiwada, Hiroyuki (1828) | Won 2-0 | +241497 |
| 3sealed | 183 | Inuzuka, Satoshi (1680) | Won 2-1 | +211518 |
| 4sealed | 53 | Yagawa, Masataka (1617) | Lost 0-2 | -161502 |
| 5sealed | 350 | Iwasawa, Fumiya (1846) | Lost 0-2 | -121490 |
| 6sealed | 353 | Xie, Zhan (1648) | Lost 0-2 | -151475 |
| 7sealed | 532 | Omiya, Takahiro (1604) | Lost 1-2 | -161459 |
| 8sealed | 543 | Mochizuki, Yasuhiro (1457) | Lost 1-2 | -181441 |
| top | average opponent: 1669record: 2-5 | new rating: 1441 | ||
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 112 | Neo, Winsen Cher Sen (1574) | Lost 0-2 | -171508 |
| 3standard | 178 | See, Kenny (1491) | Won 2-0 | +181526 |
| 4standard | 214 | Nisitsukcharoen, Ravikorn (1524) | Lost 0-2 | -181508 |
| 5standard | 176 | Abe, Masanori (1449) | Won 2-0 | +161524 |
| 6standard | 132 | Ohki, Tatsuhiko (1715) | Lost 0-2 | -141510 |
| 7standard | 212 | Lim, Thomas Kean Juan (1474) | Lost 1-2 | -191491 |
| 8standard | 190 | Faidzan, Ferhan (1469) | Lost 0-2 | -181473 |
| top | average opponent: 1528record: 2-5 | new rating: 1473 | ||
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 38 | Koh, Nicholas (1432) | Lost 1-2 | -191481 |
| 2sealed | 512 | Diaz Planells, Jordi (1395) | Lost 0-2 | -201461 |
| 3sealed | 253 | Heng, Jee Siang (1383) | Won 2-0 | +171478 |
| 4sealed | 222 | San Juan, Jamie Robertson (1656) | Lost 0-2 | -151463 |
| 5sealed | 225 | Lee, In Hae (1462) | Won 2-1 | +181481 |
| 6sealed | 229 | Mimasu, Kei (1575) | Won 2-1 | +201501 |
| 7sealed | 165 | Wa, Ho (1448) | Won 2-1 | +171518 |
| 8sealed | 153 | Tan, Jackson (1556) | Won 2-1 | +181536 |
| 9sealed | 110 | Tan, Steven (1912) | Lost 1-2 | -111525 |
| top | average opponent: 1535record: 5-4 | new rating: 1525 | ||