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Individual Calculations February 2019 |
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| Withanarachchi, W A P V Total change: -56.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1090 | 1262 | 1.50 | 4 | -1.40 | 40 | -56.00 | |
|  Minsadi, S K Nimna | | | 1004 | SRI | 0.00 | 1 | -0.82 | 40 | -32.80 | |  Dissanayake, D A Thavinsa Archani | | | 1089 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Jayasinghe, J A V A T | | | 1130 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Abeysinghe, Irushi Layanga | | | 1138 | SRI | 0.00 | 1 | -0.67 | 40 | -26.80 | |
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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