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Rapid:
Individual Calculations November 2018 |
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| Ponnamperuma, Weraka Vasath Total change: 30.40 | |   |
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| Sri Lanka National Rapid Chess Championship 2018 | Colombo | SRI | 2018-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1116 | 2.50 | 6 | 1.52 | 20 | 30.40 | |
|  Mihiranga, K A Rajitha | | | 1516 * | SRI | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Tennakoon, I L K | | | 1516 * | SRI | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Gamage, Chathulanka | | | 1516 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kodithuwakku, Himsara | | | 1375 | SRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Alahakoon, D Sonal | | | 1414 | SRI | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Thanuja, Dewsara | | | 1183 | SRI | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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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