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Individual Calculations February 2020 |
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| Rathnayaka, D R M R S Total change: -1.20 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1030 | 1034 | 3.50 | 7 | -0.03 | 40 | -1.20 | |
|  Sakshiyan, N | | | 1061 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | |  Senavirathna, U G D H B | | | 1070 | SRI | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Gamage, S Lakindu | | | 1017 | SRI | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Samarathunga, S Savindya Ransana | | | 1012 | SRI | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Perera, Danujaya Thathsara | | | 1005 | SRI | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Karunarathna, D D C Adithya Kum | | | 1020 | SRI | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Ranasinghe, R A Manul Lakvindu | | | 1024 | SRI | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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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