Ong, Chern
Current rating: 1390
Record: 4-11
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 40 | Fong, Chun Ho (1487) | Lost 0-2 | -171395 |
| 2standard | 200 | Leow, Ming Yi (1598) | Lost 1-2 | -141381 |
| 3standard | 314 | Lai, Kok Kee (1365) | Won 2-1 | +181399 |
| 4standard | 282 | Oh, Marcus (1601) | Won 2-1 | +211420 |
| 5standard | 215 | Soesanto, Michael (1454) | Won 2-0 | +191439 |
| 6standard | 138 | Nisitsukcharoen, Ravikorn (1524) | Lost 1-2 | -161423 |
| 7standard | 211 | Tiaw, Wen Zhuo (1546) | Lost 0-2 | -161407 |
| 8standard | 198 | Teong, Benjamin (1461) | Lost 0-2 | -171390 |
| average opponent: 1504record: 3-5 | new rating: 1390 | |||
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Chan, Jason (1651) | Lost 0-2 | -151485 |
| 2sealed | 136 | Zulkarnaen, Onny (1464) | Won 2-0 | +171502 |
| 3sealed | 157 | Sim, Danial (1419) | Lost 0-2 | -191483 |
| 4sealed | 187 | Prasitthikul, Siam (1454) | Lost 1-2 | -191464 |
| 5sealed | 248 | Chauvet, Boris (1471) | Lost 0-2 | -181446 |
| 6sealed | 233 | Aoki, Yoshitsugu (1587) | Lost 0-2 | -151431 |
| 7sealed | 227 | Wicaksono, Andhika (1380) | Lost 0-2 | -191412 |
| average opponent: 1489record: 1-6 | new rating: 1412 | |||