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Individual Calculations February 2019 |
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| Bandaranayake, H B M N Total change: 16.80 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1294 | 1104 | 1.50 | 4 | 0.42 | 40 | 16.80 | |
|  Wijesekara, Bihandu Sanhinda | | | 1465 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Bogodawatte , Keshan | | | 1342 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Thanuja, Dewsara | | | 1168 | SRI | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Bandara, T M Miul Prabhashwara | | | 1199 | SRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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