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Individual Calculations June 2015 |
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| Amarathunga, Kulamini Total change: 6.00 | |   |
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| Junior National Chess Championship (Girls) 2015 | Colombo | SRI | 2015-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1094 | 1.00 | 4 | 0.15 | 40 | 6.00 | |
|  Pasqual, Anuki | | | 1481 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Wijesinghe, W A D Sumudu | | | 1291 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Rodrigo, T M Janudi | | | 1338 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Withanarachchi, W A Vinoli Oneth | | | 1232 | 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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