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Individual Calculations February 2020 |
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| Gunawardhane, Dunitha Yathindra Total change: 2.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 11 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1188 | 1051 | 1.00 | 3 | 0.05 | 40 | 2.00 | |
|  Weerasekara, Dinul Vinsitha | | | 1190 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Hettiarachchi, D W K | | | 1227 | SRI | 1.00 | 1 | 0.73 | 40 | 29.20 | |  Perera, G Thinuka Geethula | | | 1147 | SRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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