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Individual Calculations December 2017 |
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| Wijayawardana, Dineth Chanal Total change: 14.80 | |   |
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| Colombo District Youth Chess Championship 2017 Under 13 Boys (2004-2005) | Colombo | SRI | 2017-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1092 | 1124 | 2.00 | 3 | 0.37 | 40 | 14.80 | |
|  Thewanjithe, Movindu | | | 1048 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Silva, Senura | | | 1066 | SRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Yasarathne, B A D Rashmina Pramo | | | 1163 | SRI | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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