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Individual Calculations February 2019 |
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| Idirisinghe, I M N H Total change: -28.80 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 17 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1413 | 2.50 | 6 | -0.72 | 40 | -28.80 | |
|  Gunarathne, W G Pasindi I | | | 1031 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Jayasundara, K M Sohanee Divyana | | | 1452 | SRI | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Jayaweera, Sayuni Gihansa | | wc | 1651 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Udagedara, Sandali Kanishka | | | 1597 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Maleesha, Tharuki | | | 1338 | SRI | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Weerasekara, Dilmi Induwari | | | 1168 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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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