Promtangtrakul, Chatchai
Current rating: 1447
Record: 0-3-1
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 24 | Amornjarusiri, Pathorn (1452) | Lost 0-2 | -191481 |
| 2sealed | 285 | Andersson, Eddie (1545) | Draw 1-1 | +11482 |
| 3sealed | 331 | Lee, Lae Chang (1482) | Lost 0-2 | -181464 |
| 4sealed | 357 | Pietikainen, Viljami (1506) | Lost 0-2 | -171447 |
| average opponent: 1497record: 0-3-1 | new rating: 1447 | |||