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Individual Calculations February 2019 |
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| Lewke Bandara, Dulana L Total change: -66.40 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 15 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1133 | 1156 | 0.50 | 4 | -1.66 | 40 | -66.40 | |
|  Dissanayake , Sithila C | | | 1415 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Ranasinghe , R A Supul Deemantha | | | 1015 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Hiyarapitiya, D S | | | 1076 | SRI | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Kumarasinghe, K K A Wasath Kavin | | | 1026 | SRI | 0.00 | 1 | -0.68 | 40 | -27.20 | |
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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