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Individual Calculations December 2017 |
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| Ponnamperuma, Weraka Vasath Total change: 50.00 | |   |
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| Sri Lanka Junior National Chess Championship 2017 | Colombo | SRI | 2017-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1062 | 2.50 | 6 | 1.25 | 40 | 50.00 | |
|  Chandula, E D S | | | 1462 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Mathangadeera, Tharaka Denuwan | | | 1114 | SRI | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Pallie, Tuan Ehshan | | | 1462 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kumarasinghe, P Sandaru Kaushal | | | 1194 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Perera, D Upashan L | | | 1462 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Devnaka, Chamin | | | 1244 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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