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Individual Calculations August 2022 |
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| Wilken, Justin Barend Total change: 0.00 | |   |
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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 |
| 1781 | 1862 | 6.50 | 11 | 0.00 | 20 | 0.00 | |
|  Freeman, Vianco | | | 1491 | RSA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Makhetha, Tshepo | | | 1494 | RSA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Snyckers, Frank A. | | | 1797 | RSA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Bouah, Lyndon | c | | 2052 | RSA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Chironda, Sean Kudzai | | | 1462 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Klaasen, Calvin John | f | | 2212 * | RSA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | McInnes, Andrew | | | 1752 | RSA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Lawerlot, George Lee-Roy | | | 1812 | RSA | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Flores Bartoli, Andrew | c | | 1670 | RSA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Bouah, Denise | | wm | 1736 | RSA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | De Villiers, Charles | f | | 2110 | RSA | 0.50 | 1 | 0.31 | 20 | 6.20 | | | * 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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