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Individual Calculations February 2019 |
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| Herath, Abhimani Total change: -4.80 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1125 | 1217 | 3.00 | 5 | -0.12 | 40 | -4.80 | |
|  Sandeepani, M Tharushi | | | 1431 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Costha, M Yomali Muthumini | | | 1026 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Kumarasinghe, Minuli | | | 1084 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Gamage, Chanithma Lakdinee G | | | 1053 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Kalansooriya, D A | | | 1030 | SRI | 1.00 | 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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