Owat, Nattawat
Current rating: 1487
Record: 5-6
| Grand Prix Bangkok 2003 (SCG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 57 | Kumklaoviriya, Aggavakorn (1500) | Won 2-0 | +181518 |
| 2standard | 9 | Anankasemsan, Nutthawut (1518) | Won 2-0 | +181536 |
| 3standard | 11 | Chai, Royce Ming Huang (1713) | Lost 1-2 | -151521 |
| 4standard | 66 | Sun, Bo (1503) | Won 2-0 | +181539 |
| 5standard | 41 | Rassamequan, Sumate (1535) | Won 2-1 | +181557 |
| 6standard | 21 | Tong, King Yim Kingston (1569) | Lost 1-2 | -181539 |
| 7standard | 28 | Law, Chang Teck (1639) | Won 2-0 | +201559 |
| 8standard | 19 | Surapanpitak, Chet (1508) | Lost 0-2 | -191540 |
| 9standard | 32 | Udomrattanamanee, Suttiporn (1545) | Lost 0-2 | -181522 |
| 10standard | 29 | Srewaleerut, Jetchan (1508) | Lost 0-2 | -181504 |
| 11standard | 32 | Tan, Steve Wei Quan (1594) | Lost 0-2 | -171487 |
| average opponent: 1557record: 5-6 | new rating: 1487 | |||