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Individual Calculations February 2018 |
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| Epa, W Bethmee V Total change: 2.80 | |   |
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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 |
| 1223 | 1286 | 3.00 | 5 | 0.07 | 40 | 2.80 | |
|  Pathirana, Januli Dilanya | | | 1010 | SRI | 0.00 | 1 | -0.83 | 40 | -33.20 | |  Dissanayake, Ananya Anjuli | | | 1170 | SRI | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Tharuki, A V G Irushi | | | 1201 | SRI | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Kanakarathne, S Nevinka De Silva | | | 1554 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Ranishani, W A Sandaru | | | 1179 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | |
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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