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Individual Calculations August 2018 |
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| Maloba, David Total change: -23.20 | |   |
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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 |
| 1651 | 1617 | 2.50 | 8 | -1.16 | 20 | -23.20 | |
|  Goosen, Anton | c | | 2002 | RSA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Seleka, Mahooana Victor | | | 1859 | RSA | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Voyi, Godfrey Mzimkhulu | | | 1804 | RSA | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Sikwati, Lizo | | | 1681 | RSA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Mthabisi, Sibanda | | | 1217 * | RSA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Kgosimotswedi, Aaron | | | 1593 | RSA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Valashia, Itumeleng Houston | | | 1575 | RSA | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Moodley, Karmishta | | wc | 1478 | RSA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | * 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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