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Individual Calculations January 2019 |
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| Kumarasinghe, Minuli Total change: 17.60 | |   |
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| Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1084 | 1.00 | 4 | 0.44 | 40 | 17.60 | |
|  Weerasinghe, W Yasiru | | | 1343 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Gunathilake, M D Wonara S | | | 1396 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Thawalampola, Oshada D | | | 1458 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Yahalmulla, Prasanna | | | 1396 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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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