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Individual Calculations August 2022 |
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| Kobese, Watu Total change: -7.70 | |   |
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| 2022 South African Open Chess Championships (Open) | Cape Town | RSA | 2022-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2311 | 7.50 | 10 | -0.77 | 10 | -7.70 | |
|  Brander, Waylon | | | 1911 * | RSA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Mathebula, Xolani Cebo | | | 1759 | RSA | 0.50 | 1 | -0.47 | 10 | -4.70 | | | Nelson, Jaco | | | 1762 | RSA | 0.50 | 1 | -0.47 | 10 | -4.70 | | | De Jager, Luan | | | 1875 | RSA | 1.00 | 1 | 0.06 | 10 | 0.60 | | | Samuels, Ethan | | | 1916 | RSA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Simpson, Michael | | | 1860 | RSA | 0.50 | 1 | -0.44 | 10 | -4.40 | | | Cawdery, Daniel | m | | 2417 | RSA | 0.50 | 1 | 0.14 | 10 | 1.40 | | | De Villiers, Charles | f | | 2110 | RSA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Beukes, Dante M | m | | 2234 | NAM | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Mfazwe, Lutho | | | 1968 | RSA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | * 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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