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Individual Calculations January 2024 |
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| Willenberg, Athon Total change: -18.80 | |   |
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| Western Cape Rural Cup 2023 (Open) | Worcester | RSA | 2023-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1861 | 2.50 | 4 | -0.94 | 20 | -18.80 | |
|  De Vries, Cheslin | | | 1421 | RSA | 1.00 | 1 | 0.06 | 20 | 1.20 | |  Havenga, Louis | | | 1685 | RSA | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Swart, George | | | 1567 | RSA | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Brink, Martin | | | 1461 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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