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Individual Calculations September 2011 |
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| Wilken, Justin Total change: -9.60 | |   |
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| Commonwealth and South African Open 2011 | Johannesburg | RSA | 2011-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 1987 | 1.50 | 6 | -0.64 | 15 | -9.60 | |
|  Harika, Dronavalli | m | wg | 2387 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Du Toit, Stefan | f | | 1690 | RSA | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Phiri, Richmond | f | | 2166 | ZAM | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Gluckman, David | m | | 2262 | RSA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Abrantes, Persson | | | 2026 | MOZ | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Paiva, Donaldo | | | 2121 | MOZ | 0.00 | 1 | -0.32 | 15 | -4.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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