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Individual Calculations December 2017 |
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| Perera, D Upashan L Total change: -22.40 | |   |
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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 |
| 1406 | 1567 | 3.50 | 6 | -0.56 | 40 | -22.40 | |
|  Kumarasinghe, P Sandaru Kaushal | | | 1194 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Bentharaarachchi, Vinuga Ometh | | | 1316 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Indusara, M G Janitha | | | 1421 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Pallie, Tuan Ehshan | | | 1686 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Ponnamperuma, Weraka Vasath | | | 1167 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Aluvihare, Shakila | | | 1649 | SRI | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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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