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Individual Calculations January 2019 |
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| Gunasekara, W K M Total change: -8.00 | |   |
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| Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1163 | 1213 | 1.50 | 3 | -0.20 | 40 | -8.00 | |
|  Jayashanka, S A D Sadeepa | | | 1026 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Deshappriya, D Kalindu | | | 1450 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Welege, Imantha Lakshan | | | 1013 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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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