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Individual Calculations February 2020 |
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| Galappaththi, Ananya Sandamini Total change: -2.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years Girls | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1269 | 1102 | 0.50 | 2 | -0.07 | 40 | -2.80 | |
|  Rathnayake, R M Dinithi Panchali | | wc | 1316 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Gamage, M Nuwanthi Silva | | | 1221 | SRI | 0.00 | 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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