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Individual Calculations April 2019 |
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| Jacobs, Cavan Total change: -1.60 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1684 | 1702 | 2.00 | 4 | -0.08 | 20 | -1.60 | |
|  Lubbe, David Stefanus | | | 1322 | RSA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Zhemba, Jemusse | | | 2101 | ZIM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Engelbrecht, Hanri | | wf | 1421 | RSA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Marais, Coenraad Hendrik | | | 1891 | RSA | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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