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Individual Calculations December 2015 |
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| Wilken, Justin Barend Total change: -13.00 | |   |
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| Gauteng Chess League (Premier Section) | Johannesburg | RSA | 2015-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 1973 | 1.50 | 5 | -0.65 | 20 | -13.00 | |
|  Pon, Matt | f | | 2130 | RSA | 0.50 | 1 | 0.21 | 20 | 4.20 | |  Zitha, Ll | | | 2059 | RSA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Mbedza, Richard | c | | 1970 | MAW | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Du Plessis, Heinco | | | 2002 | RSA | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Chipepo, Kunda | | | 1957 | ZAM | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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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