Surmsri, Teerachai
Current rating: 1490
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 31 | Scherschel, Luke (1500) | Lost 0-2 | -181484 |
| 2sealed | 309 | Promjunyakul, Sarun (1410) | Won 2-0 | +171501 |
| 3sealed | 138 | Vivatchai, Chalermpol (1499) | Won 2-0 | +181519 |
| 4sealed | 239 | Cohun, Benson (1687) | Lost 0-2 | -151504 |
| 5sealed | 198 | Tiong, Chris (1753) | Lost 1-2 | -141490 |
| top | average opponent: 1570record: 2-3 | new rating: 1490 | ||
| Grand Prix Bangkok 2007 (LRW limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Chanboonyawat, Prapruet (1500) | Lost 0-2 | -181485 |
| 2sealed | 90 | Vatnakulcharat, Jetsad (1482) | Won 2-1 | +181503 |
| 3sealed | 98 | Chin, Yoon Fui (1553) | Lost 1-2 | -171486 |
| 4sealed | 142 | Chantong, Apichai (1481) | Lost 0-2 | -181468 |
| 5sealed | 132 | Liu, Su Ting (1467) | Won 2-0 | +181486 |
| 6sealed | 116 | Srichnrat, Porjace (1481) | Won 2-0 | +181504 |
| 7sealed | 89 | Pitianusorn, Bovorn (1462) | Won 2-1 | +171521 |
| 8sealed | 60 | Ruangchaiwong, Tanat (1470) | Lost 1-2 | -191502 |
| top | average opponent: 1487record: 4-4 | new rating: 1502 | ||
| Grand Prix Bangkok 2003 (SCG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 74 | Wongwanitawee, Wantang (1500) | Won 2-0 | +181518 |
| 2standard | 45 | Pak, Chung Yih Matthew (1500) | Lost 1-2 | -181500 |
| 3standard | 84 | Tiacharoen, Vorasak (1500) | Won 2-0 | +181518 |
| 4standard | 52 | Dynefors, David (1567) | Draw 1-1 | +11519 |
| 5standard | 62 | Yamada, Tsutomu (1597) | Lost 0-2 | -171502 |
| 6standard | 82 | Kcoum, Tawesak (1499) | Won 2-0 | +181520 |
| 7standard | 56 | Ibamoto, Masami (1598) | Lost 0-2 | -171503 |
| top | average opponent: 1537record: 3-3-1 | new rating: 1503 | ||