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Individual Calculations February 2018 |
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| Dassanayake, Tharusha Samadhi Total change: -20.00 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1152 | 1280 | 3.50 | 6 | -0.50 | 40 | -20.00 | |
|  Sugathadasa, Vihara Vidwanthi | | | 1096 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Weerasiri, H P Sayuni Chamathna | | | 1081 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Jayasundara, Nisansa Hansali | | | 1145 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Jayatilaka, W M M Amodya | | | 1371 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Withanarachchi, W A P V | | | 1167 | SRI | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Gamage, Chanithma Lakdinee G | | | 1049 | 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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