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Individual Calculations January 2019 |
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| Sooriyarachchi, Chamoditha Ashen Total change: -61.20 | |   |
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| Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1086 | 1287 | 1.50 | 4 | -1.53 | 40 | -61.20 | |
|  Godagampala, G D Minuja Hansana | | | 1060 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Tharanga, T A | | | 1072 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | |  Thennakoon, Disara | | | 1101 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Kavisekara, Manula Heshan | | | 1110 | SRI | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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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