Tasnavites, Tammavit -
Current rating: 1418
Record: 5-10-1
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 95 | Uzair, Faruqi (1566) | Lost 0-2 | -151428 |
| 3standard | 159 | Ng, Clarence (1502) | Won 2-1 | +191447 |
| 4standard | 186 | Goh, Jensen (1518) | Lost 0-2 | -171430 |
| 5standard | 226 | Jei, Linan (1502) | Lost 0-2 | -171413 |
| 6standard | 238 | Chee, Howe Ming (1480) | Lost 0-2 | -161397 |
| 7standard | 208 | Khor, Chong Xiang (1478) | Lost 1-2 | -171380 |
| 8standard | 168 | Asyraf, Hazwan (1449) | Won 2-0 | +191399 |
| 9standard | 133 | Chan, Mun Kit (1447) | Won 2-1 | +191418 |
| average opponent: 1493record: 3-5 | new rating: 1418 | |||
| Grand Prix Bangkok 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 57 | Ariyasajjakorn, Danupo (1500) | Won 2-0 | +181518 |
| 2sealed | 15 | Chen, Tze Kang (1496) | Lost 1-2 | -181500 |
| 3sealed | 136 | WIMAN-AMORNMAN, WORAYO (1501) | Draw 1-1 | 01500 |
| 4sealed | 146 | Osthof, Nicole (1376) | Lost 0-2 | -211479 |
| 5sealed | 165 | Srilattanart, Arsisaka (1481) | Lost 0-2 | -181461 |
| 6sealed | 153 | Suwannapruksa, Itthich (1447) | Won 2-0 | +181479 |
| 7sealed | 121 | Kanchanawaleekul, Worrawit (1483) | Lost 1-2 | -181461 |
| 8sealed | 100 | Wiriyaampon, Kampanart (1464) | Lost 0-2 | -181443 |
| average opponent: 1469record: 2-5-1 | new rating: 1443 | |||