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Individual Calculations April 2020 |
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| Boheim, Eugene Total change: -14.80 | |   |
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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 |
| 1125 | 1102 | 1.50 | 4 | -0.37 | 40 | -14.80 | |
|  Yang, Alex | | | 1098 | RSA | 0.50 | 1 | -0.01 | 40 | -0.40 | |  Strumpfer, Marilee | | | 1142 | RSA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Fourie, Keanan | | | 1095 | RSA | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Koning, Lehan | | | 1166 | RSA | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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