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Individual Calculations January 2018 |
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| De Silva, Osheen Total change: -7.40 | |   |
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| Sri Lanka Inter Club Super League Chess Championship 2017 | Colombo | SRI | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1863 | 1.50 | 6 | -0.37 | 20 | -7.40 | |
|  Amarasinghe, A A C B | | | 1945 | SRI | 0.50 | 1 | 0.11 | 20 | 2.20 | |  Priyankara, Chamil | | | 2009 | SRI | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Gusain, Himal | m | | 2263 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Amarasena, Kaveesha | | | 1844 | SRI | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Lamawansa, Yasas | f | | 2069 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Koggala, W S Vidura K | | | 1988 | SRI | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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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