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Individual Calculations February 2019 |
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| Poththewala, Chamindi Total change: -11.20 | |   |
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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 |
| 1198 | 1322 | 3.00 | 5 | -0.28 | 40 | -11.20 | |
|  Godakumbura, Nethmi Anuththara | | | 1018 | SRI | 0.00 | 1 | -0.86 | 40 | -34.40 | |  Fernando, H Methushi Amaya | | | 1096 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Wickramasinghe, Thesandi | | | 1220 | SRI | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Pavalachandran, Ashvini | | | 1566 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Dissanayake, D A Thavinsa Archani | | | 1089 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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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