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Individual Calculations November 2023 |
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| Khumalo, Keith Total change: -53.00 | |   |
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| Moja Chess Extravaganza 2023 (Presige) | Kimberley | RSA | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 2119 | 5.00 | 9 | -1.27 | 20 | -25.40 | |
|  Klaas, Tokelo | c | | 1822 | LES | 0.50 | 1 | -0.35 | 20 | -7.00 | |  Mathebula, Xolani Cebo | | | 1790 | RSA | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Tsephe, Lebajoa | | | 1869 | LES | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Willenberg, Kenneth | c | | 1889 | RSA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Mgobhozi, Bhekinkosi | | | 1921 | RSA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Chidembo, Prince | | | 1903 | ZIM | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Mazibuko, Khanya | c | | 1884 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Mhango, Banele | f | | 2230 | RSA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Kobese, Watu | m | | 2305 | RSA | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | 2023 TUKS Open Chess Tournament (A) | Pretoria | RSA | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 2102 | 3.00 | 5 | -1.38 | 20 | -27.60 | |
| | Carlinsky, Ruan | | | 1528 | RSA | 0.00 | 1 | -0.98 | 20 | -19.60 | | | Nxumalo, Banele | | | 1442 | RSA | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Mwale, Joseph | f | | 2099 | MAW | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Makumbila, Blessing | | | 1702 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rapholo, Motlatjo | | | 1413 | RSA | 1.00 | 1 | 0.01 | 20 | 0.20 | | | * 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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