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Individual Calculations February 2020 |
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| Weerasinghe, Sethum Total change: -1.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1188 | 1366 | 3.50 | 5 | -0.04 | 40 | -1.60 | |
|  Ruwantha, S K Ramindu | | | 1017 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Suvethican, V | | | 1070 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Welege , Imantha Lakshan | | | 1097 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Rangajeewa, M G Sachithra Sandar | | | 1204 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Withanarachchi, W A P I | | | 1551 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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