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Individual Calculations August 2018 |
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| Sikwati, Lizo Total change: 4.60 | |   |
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| 2018 South African Open Chess Championships (A-Section) | Bloemfontein | RSA | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1803 | 1681 | 3.50 | 9 | 0.23 | 20 | 4.60 | |
|  Bezuidenhout, Roland | f | | 2081 * | RSA | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Goosen, Anton | c | | 2002 | RSA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Mashibini, Luyanda | | | 1646 | RSA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Maloba, David | | | 1617 | RSA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Cronwright, Shaun | | | 1431 | RSA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Odendaal, Frederick | | | 2021 | RSA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Wilken, Justin Barend | | | 1889 | RSA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Selkirk, Rebecca | | | 1776 | RSA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Southey, Andrew M. | | | 1762 | RSA | 0.00 | 1 | -0.39 | 20 | -7.80 | | | * 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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