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Individual Calculations September 2012 |
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| Du Toit, Sune Total change: -22.50 | |   |
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| Alekhine Open 2012 | Pretoria | RSA | 2012-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1775 | 0.00 | 3 | -1.50 | 15 | -22.50 | |
|  Nene, Themba | | | 1986 | RSA | 0.00 | 1 | -0.23 | 15 | -3.45 | |  Cox, Rian | | | 1689 | RSA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | De, Bruyn Aleida | | wf | 1665 | RSA | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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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