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Individual Calculations May 2017 |
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| Thennakoon, Disara Total change: -14.80 | |   |
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| National Youth Chess Championship 2017 - Under 10 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1155 | 1109 | 0.50 | 2 | -0.37 | 40 | -14.80 | |
|  Kulathilake, S M M P | | | 1139 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | |  Karunaratne, Rahel Chaanakya | | | 1171 | SRI | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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