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Individual Calculations January 2019 |
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| Jayawardena, Wishmitha Diviyanga Total change: -20.80 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1227 | 1217 | 3.00 | 7 | -0.52 | 40 | -20.80 | |
|  Jayawardana, Chenuka Nethvidu | | | 1456 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Tharushi, T H D Niklesha | | wc | 1604 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Senevirathne, G R Lakmin | | | 1010 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Mihiran, K D Pawara Himsara | | | 1039 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Wickramasinghe, Nuran I | | | 1037 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Kalhara, W A Harindu | | | 1047 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Nabil Nazar, Mohamed | | | 1396 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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