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Individual Calculations December 2018 |
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| Piyathumawuttikul, Kantapat Total change: 164.00 | |   |
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| Thailand Pattaya Open Chess Championship 2018 | Pattaya | THA | 2018-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1304 | 3.00 | 8 | 1.73 | 40 | 69.20 | |
|  Chan, Yi Meng Ryan | | | 1704 * | MAS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Karasmaki, Seppo | | | 1671 | FIN | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Maneeratanasak, Chanavuth | | | 1703 | THA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Richard, Jean-Paul | | | 1704 * | SUI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Chong, Kai Ni Agnes | | | 1559 | MAS | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Atikankhotchasee, Manunthon | | | 1667 | THA | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Lee, Ryan | | | 1428 | MAS | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Ferrie, Peter | | | 1447 | ENG | 1.00 | 1 | 0.69 | 40 | 27.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Big Rook Chess Festival 2018 - U2200 | Bangkok | THA | 2018-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1304 | 3.50 | 5 | 2.37 | 40 | 94.80 | |
| | Burbach, Brunel Baron | | | 1465 | THA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Arun, Supanut | | | 1508 | THA | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Ferrie, Peter | | | 1447 | ENG | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Kuich, Gero | | | 1541 | SUI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Cahyadi | | | 1690 | INA | 0.50 | 1 | 0.41 | 40 | 16.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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