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Individual Calculations November 2013 |
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| Van Zyl-Rudd, Jack Total change: -8.70 | |   |
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| African Youth Chess Championships 2013 (u12 Boys) | Port Elizabeth | RSA | 2013-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1426 | 0.00 | 2 | -0.29 | 30 | -8.70 | |
|  Sahki, Saphir | | | 1682 | ALG | 0.00 | 1 | -0.19 | 30 | -5.70 | |  Kandil, Adham | c | | 1790 | EGY | 0.00 | 1 | -0.10 | 30 | -3.00 | |
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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