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Individual Calculations February 2019 |
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| Vithanage, Sandaruwi M Total change: -38.40 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 17 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1292 | 1530 | 4.50 | 7 | -0.96 | 40 | -38.40 | |
|  Ranishani, W A Sandaru | | | 1162 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Gunasekara, Ayodya Nethmini | | | 1372 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Wijesinghe, W A D Sumudu | | | 1402 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Amarasinghe, Kavithma Gayuni | | | 1219 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Dissanayake, D D M R G K | | | 1330 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Herath, Sanduni | | | 1428 | SRI | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Dissanayake, R A D V | | | 1130 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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