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Individual Calculations January 2018 |
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| Wongsawan, Thoetsak Total change: -11.80 | |   |
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| Asian Amateur Chess Championship 2017 - Open | Chiang Mai | THA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1781 | 3.50 | 6 | -0.68 | 20 | -13.60 | |
|  Niraula, Bhupendra | c | | 1974 | NEP | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Weerapan, Phumrapee | | | 1381 * | THA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Al-Marzouqi, Abdulla M | | | 1944 | UAE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Foo, Jiu Yarng Clarance | | | 1381 * | MAS | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Saokham, Siwabannakorn | | | 1381 * | THA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chen, Yining | | wc | 1435 | CHN | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * 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) | | | | Thailand Team Championship 2017 | Bangkok | THA | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1781 | 1.50 | 7 | 0.09 | 20 | 1.80 | |
| | Timsri, Worathep | | | 2049 | THA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Saksaringkarn, Nattawut | | | 1757 | THA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Andersson, Bjorn 1960 | f | | 2181 * | SWE | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Nunbhakdi, Tawin Matthew | | | 2023 | THA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kulpruethanon, Thanadon | f | | 2181 * | THA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Arpijuntarangkoon, Jaradpong | | | 1957 | THA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Causo, Deniel | f | | 2181 * | PHI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | |
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