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Individual Calculations December 2017 |
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| Desurra, G P Damsilu Total change: 18.40 | |   |
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| Sri Lanka Junior National Chess Championship 2017 | Colombo | SRI | 2017-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1050 | 1.50 | 5 | 0.46 | 40 | 18.40 | |
|  Sahasra, A P Sasindu | | | 1378 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Hewawasam, P B Suvin Nimsara | | | 1250 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Kithmal, P M Kalindhu | | | 1379 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Methiyra, G P Detumini | | | 1166 | SRI | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Nethmina, S A Indura | | | 1279 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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