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Individual Calculations April 2019 |
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| Mnguni, Jacob Dumisani Total change: -25.60 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 2181 | 3.00 | 5 | -1.28 | 20 | -25.60 | |
|  Dykema, Dirkho | | | 1781 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Fourie, Brandon | | | 1781 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nene, Themba | | | 1844 | RSA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Du Plessis, Heinco | | | 2017 | RSA | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Marais, Coenraad Hendrik | | | 1891 | RSA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | * 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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