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Individual Calculations September 2009 |
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| Sadek, Taha Total change: -27.75 | |   |
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| Egy Open 1st Part | Cairo | EGY | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2016 | 0.00 | 1 | -0.46 | 25 | -11.50 | |
|  Moreis, Kamel | | | 2048 | EGY | 0.00 | 1 | -0.46 | 25 | -11.50 | |
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) | | | | 5th Asiut International Open | Asiut | EGY | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2016 | 0.50 | 3 | -0.65 | 25 | -16.25 | |
|  Sedeik, Moustafa | | | 1849 | EGY | 0.50 | 1 | -0.22 | 25 | -5.50 | | | Frhat, Ali | m | | 2397 | EGY | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Hesham, Abdelrahman | c | | 2130 | EGY | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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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