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Individual Calculations April 2018 |
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| Du Plessis, Heinco Total change: -1.00 | |   |
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| 2018 Waterkloof Open (Prestige) | Pretoria | RSA | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1998 | 3.00 | 6 | -0.05 | 20 | -1.00 | |
|  Maredi, Alex | | | 1768 | RSA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Mabusela, Johannes Manyedi | m | | 2253 | RSA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Schoeman, Ewald | c | | 1617 | RSA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Luanja, Geoffrey | | | 2300 | ZAM | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Mazibuko, Khanya | c | | 1911 | RSA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Masango, Spencer | | | 2081 | ZIM | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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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