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Individual Calculations November 2023 |
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| Vorster, Stephanus Total change: 31.60 | |   |
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| Moja Chess Extravaganza 2023 (Presige) | Kimberley | RSA | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1666 | 4.50 | 9 | 1.58 | 20 | 31.60 | |
|  Mgobhozi, Bhekinkosi | | | 1921 | RSA | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Simon, Bokamoso | | | 1882 | BOT | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Lewis, Mark | | | 1854 | RSA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Sikwati, Lizo | | | 1806 | RSA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Chidembo, Prince | | | 1903 | ZIM | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Selogelo, Othata | | | 1794 | BOT | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Jones, Edward | | | 1266 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mamombe, Kudzanai | m | | 1841 | ZIM | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Willenberg, Kenneth | c | | 1889 | RSA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | * 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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