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Individual Calculations May 2010 |
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| Aly Ibrahim, Alaa Total change: 4.35 | |   |
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| Egyptian League 2009/2010 Section A | Many Cities | EGY | 2010-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2066 | 1.50 | 3 | 0.29 | 15 | 4.35 | |
|  Mousa, Ahmed | | | 2233 | EGY | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Kamel, Salama | | | 2054 | EGY | 0.50 | 1 | -0.02 | 15 | -0.30 | |  Abdel Aziz, Ahmedd | | | 2131 | EGY | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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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