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Individual Calculations August 2018 |
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| Khumalo, Keith Total change: 3.20 | |   |
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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 |
| 1815 | 1931 | 7.00 | 11 | 0.08 | 40 | 3.20 | |
|  Kgosimotswedi, Aaron | | | 1593 | RSA | 0.00 | 1 | -0.88 | 40 | -35.20 | |  Nkuna, Windsor | | | 1531 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Valashia, Itumeleng Houston | | | 1575 | RSA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Southey, Andrew M. | | | 1762 | RSA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Cronwright, Shaun | | | 1531 * | RSA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Van Der Merwe, Alexander | | | 1531 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Voyi, Godfrey Mzimkhulu | | | 1804 | RSA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Grover, Sahaj | g | | 2331 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bezuidenhout, Roland | f | | 2162 | RSA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Paiva, Donaldo | c | | 2288 | MOZ | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Marais, Franco | | | 1857 | RSA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | * 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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