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Individual Calculations February 2018 |
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| Ranasinghe, R A Senuka Buddhika Total change: 35.60 | |   |
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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 |
| 1253 | 1258 | 4.50 | 7 | 0.89 | 40 | 35.60 | |
|  Hemachandra, D K S Sethmika | | | 1057 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Vidushan, Vakeesan | | | 1118 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1583 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Liyanage, Manith Dulwan | | | 1138 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Wijesekara, Bihandu Sanhinda | | | 1331 | SRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Withana, Vidun Manmitha | | | 1124 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Athukorala, A T N | | | 1420 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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