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Individual Calculations February 2018 |
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| Pamuditha, A L Malith Total change: -12.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1194 | 1157 | 1.50 | 4 | -0.31 | 40 | -12.40 | |
|  Thilakaratne, D N Adithya Wijetu | | | 1128 | SRI | 0.50 | 1 | -0.04 | 40 | -1.60 | |  Weerasekara, Danuja Sanjula | | | 1047 | SRI | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Perera, D G D Y Adeekshana | | | 1297 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Malwathugoda, H M C B | | | 1302 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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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