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Individual Calculations February 2020 |
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| Gunarathne, Senila Amaneth Total change: -20.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1128 | 1398 | 6.00 | 8 | -0.52 | 40 | -20.80 | |
|  Dissanayake, E M T N | | | 1070 | SRI | 0.50 | 1 | -0.37 | 40 | -14.80 | |  Wijesinghe, Ramika Risiwara | | | 1070 | SRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Perera, M S Anuk | | | 1022 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Himsara, W A Janidu | | | 1175 | SRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Weragoda, W A S Niwanthaka | | | 1044 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Dinayana, Thinuga | | | 1129 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Thusara, H G Thoshintha | | | 1184 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Ranasinghe, Thinuga Devanjith | | | 1326 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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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