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Individual Calculations February 2020 |
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| Attanayake, A M Poorna Chamod Total change: -51.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1026 | 1174 | 1.50 | 4 | -1.29 | 40 | -51.60 | |
|  Morais, Sanuka Jude Vidunitha | | | 1050 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Rajasinghe, T S Thewnuja | | | 1029 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Lewdeni, L P T C | | | 1015 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Chamathka, Y M N | | | 1011 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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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