Tan, Bertram
Current rating: 1514
Record: 15-14-7
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 20 | Taniwangsa, Rifky Wardhana (1500) | Lost 0-2 | -191514 |
| top | record: 0-1 | new rating: 1514 | ||
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 64 | Lopez Rodriguez, Alex (1641) | Draw 1-1 | +31512 |
| 2sealed | 124 | Weng, Lim (1517) | Won 2-1 | +181530 |
| 3sealed | 122 | Ho, Yong How (1443) | Draw 1-1 | -21528 |
| 4sealed | 177 | Ng, Cheng Yong Kevin (1520) | Lost 0-1 | -181510 |
| 5sealed | 214 | Lim, David (1423) | Won 2-0 | +161526 |
| 6sealed | 168 | Wiyono, Alexander (1464) | Won 2-0 | +171543 |
| 7sealed | 124 | Singh, Devsharan (1617) | Lost 0-2 | -161527 |
| 8sealed | 161 | Tang, Kenneth (1578) | Won 2-1 | +181545 |
| 9sealed | 125 | Zheng, Peiyuan (1842) | Lost 0-2 | -121533 |
| top | average opponent: 1561record: 4-3-2 | new rating: 1533 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 12 | Kazimoto, Atushi (1500) | Lost 1-2 | -191521 |
| 2modern | 876 | Takeda, Risa (1431) | Lost 0-2 | -201501 |
| 3modern | 1195 | Nagata, Atsushi (1399) | Lost 1-2 | -191482 |
| 4modern | 1282 | Sato, Ryohei (1428) | Lost 1-2 | -191463 |
| 5modern | 1265 | Miyawaki, Shiro (1391) | Lost 1-2 | -201443 |
| 6modern | 1215 | Nanba, Kazuyuki (1404) | Won 2-1 | +181461 |
| 7modern | 1106 | Sugihara, Toshiyuki (1425) | Won 2-0 | +171478 |
| 8modern | 938 | Kyoumoto, Takeru (1286) | Won 2-0 | +141492 |
| 9modern | 760 | Kobayashi, Akihiro (1424) | Won 2-0 | +171509 |
| top | average opponent: 1410record: 4-5 | new rating: 1509 | ||
| Grand Prix Kuala Lumpur 2016 (KLD standard) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 102 | Sahagun, John Daroen (1617) | Lost 0-2 | -171540 |
| 3standard | 239 | Tamai, Yuno (1573) | Lost 0-0 | -171523 |
| 4standard | 287 | Khoo, Nigel (1485) | Draw 1-1 | -11522 |
| 5standard | 277 | Farhan, Ahmad 3501 (1481) | Lost 1-2 | -191503 |
| 6standard | 295 | Tan, Keith (1469) | Won 2-0 | +181521 |
| 7standard | 251 | Man Yue, Gideon Lam (1484) | Draw 1-1 | -11520 |
| 8standard | 248 | Cajigal, Erwin Rommel (1549) | Draw 1-1 | +11521 |
| 9standard | 234 | Ho, Chun Jian (1578) | Won 2-0 | +191540 |
| top | average opponent: 1530record: 2-3-3 | new rating: 1540 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 319 | Furukawa, Shun (1500) | Lost 1-2 | -181482 |
| 2standard | 853 | Matsuda, Kenta (1400) | Won 2-1 | +171499 |
| 3standard | 812 | Tanaka, Kozue (1466) | Won 2-0 | +171516 |
| 4standard | 880 | Yutaka, Ryohei (1764) | Draw 1-1 | +41520 |
| 5standard | 758 | Ando, Masato (1515) | Won 2-1 | +181538 |
| 6standard | 489 | Tanaka, Mami (1382) | Draw 1-1 | -31535 |
| 7standard | 693 | Ogawa, Takashi (1585) | Won 2-0 | +191554 |
| 8standard | 464 | Nakayama, Takuya (1705) | Lost 0-2 | -151539 |
| 9standard | 667 | Hoshide, Naonari (1546) | Won 2-0 | +181557 |
| top | average opponent: 1540record: 5-2-2 | new rating: 1557 | ||