Arunrattananukul, Chakrit
Current rating: 1493
Record: 9-10-2
| Regional Championships Singapore 2023 Cycle 4 (pioneer) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 29 | Costales, Franz Josef (1537) | Lost 1-2 | -181513 |
| 2pioneer | 58 | Veloso, Gil Pio (1482) | Lost 1-2 | -191494 |
| 3pioneer | 74 | Chew, George (1465) | Won 2-1 | +181512 |
| 4pioneer | 46 | Lesmana, Billy (1490) | Lost 0-2 | -191493 |
| top | average opponent: 1493record: 1-3 | new rating: 1493 | ||
| Regional Championships Singapore 2023 (pioneer) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 16 | Oh, Chai Hock Andrew (1412) | Lost 0-2 | -201494 |
| 3pioneer | 29 | Lee, Darien (1453) | Lost 0-2 | -181476 |
| 4pioneer | 62 | Ferries, Ryan (1519) | Won 2-0 | +181494 |
| 5pioneer | 38 | Tales, Lawrence Errol (1504) | Won 2-1 | +191513 |
| 6pioneer | 17 | Ang, Denzel Rain (1525) | Won 2-0 | +181531 |
| 7pioneer | 13 | Morales, Juancho (1531) | Lost 1-2 | -181513 |
| 8pioneer | 31 | Tanjasiri, Pawin (1510) | Won 2-0 | +181531 |
| top | average opponent: 1493record: 4-3 | new rating: 1531 | ||
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Pietikainen, Viljami (1539) | Draw 1-1 | +21448 |
| 2sealed | 178 | Liu, Shiwen (1445) | Lost 1-2 | -181430 |
| 3sealed | 335 | Poldsam, Ismo (1678) | Won 2-1 | +221452 |
| 4sealed | 273 | Takakura, Shinichirou (1548) | Won 2-0 | +201472 |
| 5sealed | 181 | Pangestu, Bushh Bonaldy (1678) | Won 2-0 | +221494 |
| 6sealed | 116 | Sornphiphatphong, Chanond (1655) | Draw 1-1 | +21496 |
| 7sealed | 170 | Kang, Yameng (1480) | Won 2-1 | +181514 |
| top | average opponent: 1575record: 4-1-2 | new rating: 1514 | ||
| Grand Prix Bangkok 2003 (SCG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Parksema, Chinnaporn (1500) | Lost 1-2 | -181482 |
| 2standard | 81 | Kitphokna, Anan (1482) | Lost 1-2 | -181464 |
| 3standard | 103 | Kumkat, Surat (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||