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Individual Calculations February 2020 |
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| Dinara, Jathunge Senushi Total change: 8.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years Girls | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1263 | 1112 | 1.50 | 4 | 0.22 | 40 | 8.80 | |
|  Premanath, Prasansa | | | 1390 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Samarakoon, Rashmi Vihara | | | 1020 | SRI | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Jayasuriya, Linali Andrea | | | 1385 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Jayasinghe, Thenugi Dilanya | | | 1256 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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