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Individual Calculations September 2011 |
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| Paiva, Donaldo Total change: 3.00 | |   |
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| Commonwealth and South African Open 2011 | Johannesburg | RSA | 2011-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2121 | 2.00 | 3 | 0.20 | 15 | 3.00 | |
|  Davies, Jason S | | | 2048 | RSA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Mbedza, Richard | | | 2109 | MAW | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Wilken, Justin | | | 1987 | RSA | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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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