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Individual Calculations February 2019 |
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| Jayasinghe, J A V A T 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 |
| 1267 | 1130 | 3.00 | 5 | 1.40 | 40 | 56.00 | |
|  Seneka, M W Thenumi | | | 1333 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | |  Dilanya, W V Nethmi | | | 1325 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Withanarachchi, W A P V | | | 1262 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Srilal, D A D T | | | 1281 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Rajapaksa, Minagi | | | 1134 | SRI | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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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