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Individual Calculations February 2019 |
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| Aarakan, J Total change: -18.40 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1028 | 1.00 | 5 | -0.46 | 40 | -18.40 | |
|  Liyanage, Kusalvin | | | 1208 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Dharmasena, S B T V | | | 1189 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Wimalasooriya, L H A S | | | 1113 | SRI | 1.00 | 1 | 0.62 | 40 | 24.80 | |  Dissanayake, Sasandu Upeksha | | | 1208 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Samaranayaka, M L G | | | 1200 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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