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Individual Calculations February 2019 |
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| Amarasooriya, Ushara Kaushan Total change: -35.60 | |   |
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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 |
| 1160 | 1006 | 0.00 | 3 | -0.89 | 40 | -35.60 | |
|  De Silva, T Dinura Hemjith | | | 1191 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Pathirana, Luchitha Disal | | | 1141 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Sethiya , A Vinuga | | | 1147 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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