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Individual Calculations April 2018 |
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| Willenberg, Athon Total change: -14.60 | |   |
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| Steinitz Cape Town International Chess Festival (Prestige) | Cape Town | RSA | 2018-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1918 | 2.00 | 5 | -0.73 | 20 | -14.60 | |
|  Ohlson, Cecil | | | 1643 | RSA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Silva, David | m | | 2279 | ANG | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Fisher, Michelle M | | wf | 1731 | RSA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Erlank, Warrick | | | 1927 | RSA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Kleinsmidt, Cherwin | | | 1871 | RSA | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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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