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Individual Calculations October 2018 |
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| Reyneke, Pieter Total change: 10.80 | |   |
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| 2018 Tshwane Chess Etienne Lewis Trials (U16 Boys) | Pretoria | RSA | 2018-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1603 | 1254 | 0.50 | 2 | 0.27 | 40 | 10.80 | |
|  Cruywagen, Armand | | | 1567 | RSA | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Fihla, Lonwabo Luvuyo | | | 1638 | RSA | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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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