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Individual Calculations February 2020 |
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| Abeysinghe, Irushi Layanga Total change: -29.20 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years Girls | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1221 | 1160 | 1.00 | 4 | -0.73 | 40 | -29.20 | |
|  Gunathilake, M D Wonara S | | | 1460 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Minradha, M K Pramudhi | | | 1023 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Choksy, Anaisha | | | 1324 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Ekanayaka, P D M L K E | | | 1075 | SRI | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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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