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Individual Calculations April 2019 |
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| Cruywagen, Dewan Total change: 54.40 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1641 | 1349 | 2.00 | 4 | 1.36 | 40 | 54.40 | |
|  Lukhwareni, Nkhumbuleni | | | 1573 | RSA | 1.00 | 1 | 0.78 | 40 | 31.20 | |  Nene, Themba | | | 1749 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nhamuave, Eleazar | | | 1654 | RSA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Grobbelaar-Oertel, Jacqui | | | 1589 | RSA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | * 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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