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Individual Calculations September 2009 |
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| Fouad, Abo Bakr Total change: -19.35 | |   |
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| Egy Open 1st Part | Cairo | EGY | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2055 | 0.00 | 3 | -1.40 | 15 | -21.00 | |
|  Abdel Rahman, Alla | | | 2189 | EGY | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Mansour, Salah | | | 2146 | EGY | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Mohsen, Beter | | | 1903 | EGY | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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 |
| 2215 | 2055 | 1.00 | 3 | 0.11 | 15 | 1.65 | |
| | Ibrahim, Hatim | | | 2320 | EGY | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Aly, Hosam | | | 2128 | EGY | 1.00 | 1 | 0.60 | 15 | 9.00 | |  Ezat, Abdallah | | | 2197 | EGY | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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