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Individual Calculations April 2019 |
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| Nhamuave, Eleazar Total change: 18.00 | |   |
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| 2019 Waterkloof Open (A) | Pretoria | RSA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1654 | 3.00 | 5 | 0.55 | 40 | 22.00 | |
|  Claassen, Gabriella | | | 1254 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Mthunzi, Brighton | | | 2023 | RSA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Cruywagen, Dewan | | | 1349 | RSA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Sikwati, Lizo | | | 1712 | RSA | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Mazibuko, Khanya | c | | 1946 | RSA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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) | | | | South African Junior Closed Chess Championships 2019 (u16 Open) | Benoni | RSA | 2019-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1654 | 4.00 | 7 | -0.10 | 40 | -4.00 | |
| | Mhango, Banele | c | | 1816 | RSA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Mazibuko, Buhle | | | 1390 | RSA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Hlongwane, Blessing | | | 1363 | RSA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Daniel, Angelo | | | 1564 | RSA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Schoeman, Ewald | c | | 1606 | RSA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Schnabel, Johann Emil | c | | 1714 | RSA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Eaton, Dante | c | | 1629 | RSA | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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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