Samanawong, Pitiwat
Current rating: 1401
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1425 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 67 | Saitrakul, Pataraphong (1501) | Won 2-0 | +201445 |
| 2sealed | 70 | Anurut, Khongphatthanatrakun (1519) | Lost 1-2 | -171428 |
| 3sealed | 299 | Yang, Jun-mo (1517) | Won 2-0 | +191447 |
| 4sealed | 162 | Hsu, Shuo-En (1653) | Lost 0-2 | -141433 |
| 5sealed | 225 | Shibata, Yasumasa (1513) | Lost 1-2 | -161417 |
| 6sealed | 254 | Li, Xiaoyan (1551) | Lost 1-2 | -161401 |
| top | average opponent: 1542record: 2-4 | new rating: 1401 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 332 | Rufo, Carlos Lorenzo (1520) | Lost 0-2 | -171461 |
| 2modern | 408 | Tan Wei Hao, Andrew (1485) | Lost 0-2 | -181443 |
| 3modern | 542 | Othman, Azlan (1449) | Lost 1-2 | -181425 |
| top | average opponent: 1485record: 0-3 | new rating: 1425 | ||
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 285 | Johannessen, Ola (1500) | Won 2-1 | +181518 |
| 2sealed | 180 | Jongpipatpon, Krerkkia (1498) | Lost 1-2 | -181500 |
| 3sealed | 208 | Chinsuksombun, Somnuk (1435) | Won 2-1 | +161516 |
| 4sealed | 162 | Jirapongtrakul, Boonchai (1489) | Won 2-0 | +181534 |
| 5sealed | 138 | Phimhan, Methi (1454) | Won 2-1 | +171551 |
| 6sealed | 48 | Boonchanya, Nuth (1559) | Lost 0-2 | -181533 |
| 7sealed | 84 | Ng, Kenji (1523) | Lost 1-2 | -191514 |
| 8sealed | 130 | Lee, YongUn (1473) | Lost 0-2 | -181496 |
| 9sealed | 163 | Chepchareonrat, Naftap (1500) | Lost 1-2 | -181478 |
| top | average opponent: 1492record: 4-5 | new rating: 1478 | ||