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Individual Calculations February 2018 |
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| Jayaweera, Hashan Total change: -8.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1176 | 1132 | 2.00 | 5 | -0.21 | 40 | -8.40 | |
|  Jayawardana, Chenuka Nethvidu | | | 1290 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Pelagewatta , T P | | | 1307 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |  Senarathne, S A Daham Tharushika | | | 1021 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Alwela, Senuja Thimeth | | | 1252 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Samuditha, B Sandes | | | 1011 | SRI | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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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