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Individual Calculations September 2009 |
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| Howorth, Aneurin P. Total change: 0.00 | |   |
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| African Youth Chess Championships 2009 (u18 Boys) | Cape Town | RSA | 2009-07-01 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2057 | 0 | 0.00 | 3 | 0.00 | 1357 | | 0.00 | |
|  Rahman, Mohamed Na. | | | 2028 | EGY | 0.00 | 1 | 0.00 | | 0.00 | | | Asaad, Moheb A. | | | 2088 | EGY | 0.00 | 1 | 0.00 | | 0.00 | |  Hercules, Benjamin V. | | | 2054 | RSA | 0.00 | 1 | 0.00 | | 0.00 | |
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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