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Individual Calculations February 2018 |
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| Rathnayake , K G Total change: -15.60 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 17 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1533 | 3.00 | 5 | -0.39 | 40 | -15.60 | |
|  Wijayasuriya, Pulindu Thewmika | | | 1225 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Abeysekara, W A D T | | | 1389 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Dassanayake, D M G S | | | 1933 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kumarasinghe, P Sandaru Kaushal | | | 1133 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Dissanayake, Kamesh Janaja | | | 1246 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | * 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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