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Individual Calculations May 2017 |
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| Vidumini, N V V Total change: 9.60 | |   |
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| National Youth Chess Championship 2017 - Under 12 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1240 | 1046 | 1.00 | 3 | 0.24 | 40 | 9.60 | |
|  Methsiluni, Nimethma U J | | | 1184 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Poththewala, Chamindi | | | 1198 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | |  Gunathilake, M D Wonara S | | | 1338 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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