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Individual Calculations September 2009 |
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| Abdel Rahman, Alla Total change: -11.10 | |   |
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| Egy Open 1st Part | Cairo | EGY | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2189 | 4.00 | 7 | -0.74 | 15 | -11.10 | |
|  Kotb, Kadry | | | 1894 | EGY | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Fouad, Abo Bakr | | | 2055 | EGY | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Shaarawy, Ahmed | | | 2125 | EGY | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Elswefy, Amro | | | 2053 | EGY | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Abdel Fadil, Mohamed | | | 2193 | EGY | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Nader, Mohamed | | | 2028 | EGY | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Ereba, Amr | | | 2005 | EGY | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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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