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Individual Calculations April 2020 |
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| Delport, Ben Total change: -10.00 | |   |
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| 2020 Waterkloof Open Chess Tournament (Section B) | Pretoria | RSA | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1257 | 1195 | 1.00 | 3 | -0.25 | 40 | -10.00 | |
|  Booysen, Tineke | | | 1332 | RSA | 1.00 | 1 | 0.68 | 40 | 27.20 | |  Nzima, Nicolas | | | 1272 | RSA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Senekal, Frederick Petrus | | | 1167 | RSA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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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