Udomrattanamanee, Tana
Current rating: 1464
Record: 1-3
| Grand Prix Bangkok 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Suraprasit, Kawin (1485) | Won 2-0 | +181518 |
| 2sealed | 54 | Treesuwan, Peeropat (1528) | Lost 1-2 | -181500 |
| 3sealed | 133 | Tan, David (1451) | Lost 1-2 | -191481 |
| 4sealed | 183 | Shima, Junichirou (1558) | Lost 1-2 | -171464 |
| average opponent: 1505record: 1-3 | new rating: 1464 | |||