Trachoo, Chatchapol
Current rating: 1495
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Lee, Jonathan [SGP] (1500) | Draw 1-1 | 01514 |
| 2sealed | 179 | Pechsri, Adulwech (1561) | Lost 0-2 | -171497 |
| 3sealed | 338 | Setiadi, Frans (1399) | Won 2-1 | +161513 |
| 4sealed | 262 | Joseph, Nevim j (1526) | Lost 0-2 | -181495 |
| top | average opponent: 1497record: 1-2-1 | new rating: 1495 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 385 | Nagafuchi, Ei (1436) | Won 2-1 | +161532 |
| 2sealed | 586 | Mine, Ryunosuke (1375) | Won 2-0 | +151547 |
| 3sealed | 491 | Yamamoto, Kouhei2453 (1725) | Lost 1-2 | -141533 |
| 4sealed | 345 | Nisi, Ryota (1484) | Won 2-1 | +171550 |
| 5sealed | 220 | Tanaka, Rizumu (1624) | Lost 0-2 | -171533 |
| 6sealed | 653 | Hashimoto, Satoshi 6288 (1482) | Lost 0-2 | -191514 |
| top | average opponent: 1521record: 3-3 | new rating: 1514 | ||
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Patavetart, Arthitep (1500) | Lost 0-2 | -181482 |
| 2sealed | 298 | Cheng, Kel Veen (1511) | Lost 1-2 | -171465 |
| 3sealed | 333 | Wongsa, Hannarong (1465) | Won 2-0 | +181483 |
| 4sealed | 270 | Rattanavanitroj, Supaw (1481) | Won 2-0 | +181501 |
| 5sealed | 228 | Masashi, Takeyama (1500) | Won 2-0 | +171518 |
| 6sealed | 142 | Khoo, Kenny Ding Sheng (1467) | Won 2-1 | +181536 |
| 7sealed | 125 | Ng, Yung Sern (1524) | Won 2-1 | +171553 |
| 8sealed | 114 | Yang, Ting Hui (1637) | Lost 1-2 | -161537 |
| 9sealed | 94 | Wun, Edwin Wu Choon (1366) | Lost 0-2 | -211516 |
| top | average opponent: 1495record: 5-4 | new rating: 1516 | ||