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Individual Calculations February 2019 |
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| Gunawardane, A P Total change: 10.40 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1101 | 1018 | 3.00 | 7 | 0.26 | 40 | 10.40 | |
|  Punchihewa, Hasith Thevindu | | | 1240 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Anattapathirana, Pamith Kithmin | | | 1107 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Liyanage, K G | | | 1063 | SRI | 1.00 | 1 | 0.56 | 40 | 22.40 | |  Maithripala, W D P N | | | 1109 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Senavirathna, U G D H B | | | 1078 | SRI | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Nawanjana, R A Thaweesha | | | 1069 | SRI | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Deshapriya, A M M Nandula | | | 1040 | SRI | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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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