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Individual Calculations February 2018 |
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| Jayasena, Tharaka Udayanga Total change: -24.80 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1187 | 1383 | 4.50 | 7 | -0.62 | 40 | -24.80 | |
|  Thuiyalage, Kumodh Damviru | | | 1045 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Upananda, K Y Sasmitha | | | 1632 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Maheepala, S A P D | | | 1128 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Thilakaratne, D N Adithya Wijetu | | | 1128 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Rajapaksha, Isum Asitha | | | 1095 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Wickramasinghe, K A M I | | | 1186 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Wijesinghe, W A A P | | | 1098 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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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