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Individual Calculations February 2018 |
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| Rupasinghe, A M S Anujana Total change: -15.20 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1046 | 1138 | 1.50 | 3 | -0.38 | 40 | -15.20 | |
|  Salgado, M Thulara Sethumini | | | 1016 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Gamage, Chanithma Lakdinee G | | | 1049 | SRI | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Ekanayaka, P D M L K E | | | 1074 | SRI | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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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