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Individual Calculations February 2018 |
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| Wijesekara, Dinuka Sewmini Total change: -20.00 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1225 | 1212 | 2.00 | 5 | -0.50 | 40 | -20.00 | |
|  De Silva, Tenara | | | 1569 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Mannaperuma, Dilmini | | | 1074 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Pathirana, Januli Dilanya | | | 1010 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Wijesinghe, W A D Sumudu | | | 1348 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Thaneskumar, Thamilamathy | | | 1122 | SRI | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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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