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Individual Calculations April 2009 |
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| Ibrahim, Hatim Total change: 23.25 | |   |
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| 11th Mahalla Open | Mahalla | EGY | 2009-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 2299 | 6.00 | 7 | 1.13 | 15 | 16.95 | |
|  Waheed, Mohamed | | | 1986 | EGY | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Moawad, Jalal | | | 2095 | EGY | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Lotfy, Abdel Rahman | | | 2164 | EGY | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Atea, Khaled | | | 2183 | EGY | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Raslan, Moustafa | | | 2127 | EGY | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Abdel Fatah, Mohamed | | | 2168 | EGY | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Sadek, Sameh | | | 2302 | EGY | 0.50 | 1 | 0.00 | 15 | 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) | | | | 1st Elsead Club | Cairo | EGY | 2009-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2299 | 6.00 | 9 | 0.42 | 15 | 6.30 | |
| | Imam, Ashraf | | | 2106 | EGY | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Abd El Fatah, Reda Fadel | | | 2187 | EGY | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Ezat, Mohamed | m | | 2421 | EGY | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Eldesoky, Hatem | | | 2254 | EGY | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Saber, Ibrahim | | | 2235 | EGY | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Fatehy, Tarek | | | 2226 | EGY | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Zayan, Osama | | | 2167 | EGY | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Ibrahim, Mohamed | | | 2138 | EGY | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Abo Nar, Mohamed | | | 2138 | EGY | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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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