Rojarnasarapapar, Pito
Current rating: 1479
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Paliwanit, Surasak (1500) | Won 2-0 | +191476 |
| 2sealed | 94 | Teerawattanapong, Thumrongsak (1493) | Lost 1-2 | -181458 |
| 3sealed | 195 | Seah, Lip Chee Eric (1466) | Won 2-1 | +181476 |
| 4sealed | 218 | Xu, Liang (1441) | Lost 1-2 | -181458 |
| 5sealed | 220 | Anantawichai, Bancha (1500) | Won 2-0 | +191477 |
| 6sealed | 183 | Cheepchol, Teerapong (1543) | Won 2-0 | +191496 |
| 7sealed | 93 | Ng, Si Yong Aaron (1552) | Lost 0-2 | -171479 |
| top | average opponent: 1499record: 4-3 | new rating: 1479 | ||
| Grand Prix Bangkok 2009 (M10 limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 41 | Smith, Don (1728) | Won 2-1 | +231471 |
| 3sealed | 43 | Kruasrisawat, Teerapon (1538) | Lost 0-2 | -171454 |
| 4sealed | 101 | Inthree, Sarasith (1500) | Won 2-1 | +191473 |
| 5sealed | 70 | Rattanasangsathieng, Piya (1505) | Won 2-0 | +191492 |
| 6sealed | 32 | Rattana, Sukanya (1554) | Lost 0-2 | -171475 |
| 7sealed | 85 | Wong, Carl (1501) | Lost 1-2 | -181457 |
| top | average opponent: 1554record: 3-3 | new rating: 1457 | ||
| Grand Prix Bangkok 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Suwannoi, Weerawat (1500) | Lost 0-2 | -181482 |
| 2sealed | 98 | Castellani, Simone (1484) | Lost 0-2 | -181464 |
| 3sealed | 115 | Liu, Tinghao (1464) | Lost 0-2 | -181446 |
| 4sealed | 146 | Vijjupanont, Patara (1446) | Won 2-0 | +181464 |
| 5sealed | 133 | Xiao, Dennis (1552) | Lost 1-2 | -161448 |
| 7sealed | 108 | Kositaporn, Nonthakorn (1469) | Lost 0-2 | -181430 |
| 8sealed | 99 | Pandee, Nuttawat (1428) | Won 2-0 | +181448 |
| top | average opponent: 1478record: 2-5 | new rating: 1448 | ||