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Individual Calculations February 2020 |
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| Kavisekara, Manula Heshan Total change: 41.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1155 | 1240 | 3.50 | 4 | 1.04 | 40 | 41.60 | |
|  Kumarasooriya, N R C T | | | 1025 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | |  Ruwantha, S K Ramindu | | | 1017 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Abrar, Taariq Isham | | | 1051 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Tennakoon, Lisara Samadhith | | | 1525 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | |
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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