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Individual Calculations January 2020 |
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| Wijerathne, L M S D Total change: 38.40 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1378 | 1379 | 3.00 | 4 | 0.96 | 40 | 38.40 | |
|  Rajapaksha, Sandina | | | 1080 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Jayarathne, R R | | | 1134 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Rathnayake , K G | | | 1519 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Chandrasiri, S A K | | wf | 1779 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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