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Individual Calculations October 2018 |
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| Surya, Wahyudi Total change: -55.80 | |   |
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| 15th IGB Dato Arthur Tan Malaysian Open Chess Championship 2018 | Cititel Midvalley, Kuala Lumpur | MAS | 2018-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2253 | 4.00 | 9 | -2.79 | 20 | -55.80 | |
|  Lee, Zhia Chen Zachary | | | 1853 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Villamayor, Buenaventura | g | | 2392 | SGP | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Azman Hisham, Nur Najiha | | wf | 1933 | MAS | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Budiarto, Dhatuyo | c | | 2004 | INA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Lye, Lik Zang | | | 2345 | MAS | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Azhar, Puteri Munajjah Az-Zahraa | | | 1866 | MAS | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Nik Norhisham, Nik Muhd Haziq | | | 1853 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Randil, Lakshitha | | | 1920 | SRI | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Nunbhakdi, Tawin Matthew | | | 2014 | THA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | * 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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