Somjai, Om
Current rating: 1545
Record: 8-6
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 291 | Sinkaseam, Tanawat (1500) | Won 2-0 | +181500 |
| 2sealed | 52 | Purijitrawong, Chalerm (1518) | Won 2-1 | +181518 |
| 3sealed | 76 | Kumar, Mylen (1495) | Won 2-1 | +181536 |
| 4sealed | 73 | Chiewlian, Rati (1552) | Won 2-1 | +181554 |
| 5sealed | 13 | Teck Boon, Saw (1672) | Lost 0-2 | -161538 |
| 6sealed | 78 | Jeong, Hyunwoo (1705) | Won 2-0 | +211559 |
| 7sealed | 58 | Siew, Han Liang (1702) | Won 2-0 | +211580 |
| 8sealed | 21 | Withtayasat, Assawin (1608) | Lost 1-2 | -171563 |
| 9sealed | 80 | Tantha-Obhas, Akrapol (1571) | Lost 1-2 | -181545 |
| average opponent: 1591record: 6-3 | new rating: 1545 | |||
| Grand Prix Bangkok 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 59 | Punniyom, Tikampron (1500) | Lost 0-2 | -181482 |
| 2sealed | 126 | Sriwachirawat, Taksapo (1482) | Lost 0-2 | -181464 |
| 3sealed | 160 | Khanchanarak, Vorravut (1472) | Won 2-1 | +181482 |
| 4sealed | 161 | Sirikaya, Varot (1498) | Won 2-1 | +181500 |
| 5sealed | 162 | Kwan, Wen Ching (1462) | Lost 1-2 | -181482 |
| average opponent: 1483record: 2-3 | new rating: 1482 | |||