Lapnimitchai, Arikorn
Current rating: 1471
Record: 23-30-2
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 138 | Zhang, Suizhan (1608) | Won 2-0 | +211466 |
| 4sealed | 77 | Sun, Guolong (1676) | Won 2-0 | +221488 |
| 5sealed | 19 | Nakamura, Kouki 3727 (1640) | Lost 0-2 | -151473 |
| 6sealed | 95 | Murakami, Souta (1706) | Won 2-1 | +221495 |
| 7sealed | 29 | Nakamura, Shuhei (2099) | Lost 0-2 | -81487 |
| 8sealed | 68 | Bondarenko, Konstantin (1589) | Lost 0-2 | -161471 |
| top | average opponent: 1720record: 3-3 | new rating: 1471 | ||
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 22 | Shafie, Shafiq (1518) | Lost 1-2 | -171458 |
| 4standard | 288 | Yan, Hin-Wei (1540) | Won 2-0 | +191477 |
| 5standard | 171 | Kato, Shoya (1510) | Lost 0-2 | -171460 |
| 6standard | 305 | Lee, Hung (1656) | Lost 1-2 | -151445 |
| top | average opponent: 1556record: 1-3 | new rating: 1445 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 117 | Satou, Naota (1482) | Won 2-0 | +191449 |
| 3standard | 237 | Ueno, Hideto (1311) | Won 2-0 | +151464 |
| 4standard | 50 | Ishii, Taiyo (1568) | Won 2-0 | +201484 |
| 5standard | 113 | Matsuura, Shuhei (1451) | Won 2-0 | +181502 |
| 6standard | 6 | Bae, Daekyeung (1560) | Lost 0-2 | -171485 |
| 7standard | 155 | Kawaguchi, Takashi (1616) | Draw 1-1 | +21487 |
| 8standard | 109 | Semkin, Alexander (1819) | Lost 1-2 | -121475 |
| top | average opponent: 1544record: 4-2-1 | new rating: 1475 | ||
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 68 | Wang, Zheng (1520) | Lost 1-2 | -171442 |
| 2standard | 185 | Sakai, Yoshitoki (1853) | Lost 0-2 | -111431 |
| 3standard | 301 | Jantakananurak, Sumphan (1445) | Won 2-1 | +191450 |
| 4standard | 308 | Abe, Masanori (1430) | Lost 0-2 | -191431 |
| 5standard | 300 | De Leon, Romeo (1300) | Won 2-1 | +161447 |
| 6standard | 252 | Chew, Melvin (1489) | Won 2-0 | +191466 |
| 7standard | 223 | Woo, Jason (1481) | Lost 1-2 | -181448 |
| 8standard | 189 | Lim, Lawrence (1457) | Lost 1-2 | -181430 |
| top | average opponent: 1497record: 3-5 | new rating: 1430 | ||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 39 | Zhong, Liang (1483) | Won 2-0 | +181464 |
| 3sealed | 14 | Chan, Russell (1447) | Won 2-1 | +181482 |
| 4sealed | 54 | Songkwamcharoen, Pech (1408) | Won 2-1 | +171499 |
| 5sealed | 27 | Kyo, Ifu (1734) | Lost 1-2 | -141485 |
| 6sealed | 115 | Kwok, Bone (1579) | Lost 0-2 | -171468 |
| 7sealed | 141 | Zhang, Hongqiang (1551) | Lost 1-2 | -161452 |
| 8sealed | 203 | Xu, Jiajun (1788) | Lost 0-2 | -121440 |
| 9sealed | 206 | Radil, Daniel (1503) | Won 2-0 | +191459 |
| top | average opponent: 1562record: 4-4 | new rating: 1459 | ||
| Grand Prix Bangkok 2013 (DGM limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 15 | Lu, Weikai (1510) | Won 2-1 | +191483 |
| 5sealed | 56 | Techarattanaprasert, Mongkol (1838) | Won 2-1 | +241507 |
| 6sealed | 25 | Kaneko, Masami (1714) | Lost 1-2 | -141493 |
| 7sealed | 61 | wijitrasuntorn, kittip (1575) | Lost 1-2 | -171476 |
| 8sealed | 80 | Loh, Chuan Han (1655) | Lost 0-2 | -151461 |
| 9sealed | 138 | Pek, Cheng Wee (1574) | Lost 1-2 | -151446 |
| top | average opponent: 1644record: 2-4 | new rating: 1446 | ||
| Grand Prix Shanghai 2011 (M12 limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 47 | Yu, Jun (1554) | Lost 0-2 | -171457 |
| 5sealed | 99 | Lee, Ki PPeum (1550) | Won 2-0 | +201477 |
| 6sealed | 60 | Zhang, Jiawei (1555) | Draw 1-1 | +21479 |
| 7sealed | 63 | Feng, Kaiwen (1553) | Won 2-1 | +191498 |
| 8sealed | 36 | Yu, Chao (1528) | Lost 1-2 | -181480 |
| 9sealed | 69 | Wang, Yuexin (1563) | Lost 0-2 | -161464 |
| top | average opponent: 1551record: 2-3-1 | new rating: 1464 | ||
| Grand Prix Bangkok 2009 (M10 limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 51 | Yii, Terh Kuen (1563) | Lost 0-2 | -161451 |
| 3sealed | 110 | Ng, Chong Leng (1468) | Won 2-0 | +181469 |
| 4sealed | 103 | Sriwongtrakun, Sorawit (1519) | Won 2-1 | +191488 |
| 5sealed | 50 | Kang, Sung Mook (1405) | Lost 0-2 | -191469 |
| 6sealed | 124 | Allaire, Alexandre (1527) | Won 2-0 | +191488 |
| 7sealed | 78 | Soh, Terry (1725) | Lost 0-2 | -141474 |
| top | average opponent: 1534record: 3-3 | new rating: 1474 | ||
| Grand Prix Manila 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 2 | Obed, Joseph Martin (1500) | Lost 1-2 | -181482 |
| 5block | 55 | de Ramos, Joseph Dean (1535) | Won 2-1 | +191501 |
| 6block | 23 | Magisa, Luis Antonio (1572) | Lost 1-2 | -171484 |
| 7block | 108 | Nieva, Erwin (1539) | Lost 1-2 | -171467 |
| top | average opponent: 1537record: 1-3 | new rating: 1467 | ||