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Individual Calculations April 2019 |
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| Prinsloo, Marthinus Total change: 19.60 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1550 | 3.00 | 5 | 0.98 | 20 | 19.60 | |
|  Mabusela, Johannes Manyedi | m | | 1950 * | RSA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Gardiner, Noa Saxon | | wf | 1321 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Marais, Coenraad Hendrik | | | 1891 | RSA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Shaw, Laurie Ann | | | 1362 | RSA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Sikwati, Lizo | | | 1712 | RSA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | * 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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