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Individual Calculations April 2009 |
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| Sadek, Sameh Total change: 37.35 | |   |
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| 11th Mahalla Open | Mahalla | EGY | 2009-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2302 | 6.50 | 8 | 0.76 | 15 | 11.40 | |
|  Nader, Mohamed | | | 2033 | EGY | 1.00 | 1 | 0.17 | 15 | 2.55 | |  Sheded, Ahmed | | | 2094 | EGY | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Zayan, Osama | | | 2167 | EGY | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Abdou, Mohamed Hamdy | | | 2130 | EGY | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Abdel Fatah, Mohamed | | | 2168 | EGY | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Anwar, Ashraf | | | 2090 | EGY | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Salama, Mohamed | | | 2079 | EGY | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Ibrahim, Hatim | | | 2299 | 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 |
| 2286 | 2302 | 7.50 | 9 | 2.84 | 15 | 42.60 | |
| | Aly Ibrahim, Alaa | | | 2110 | EGY | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Adel, Hyssam | | | 2089 | EGY | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Mansour, Salah | | | 2223 | EGY | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Frhat, Ali | m | | 2408 | EGY | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Hassan, Sayed Barakat | m | | 2364 | EGY | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Ezat, Mohamed | m | | 2421 | EGY | 0.50 | 1 | 0.16 | 15 | 2.40 | | | El Ghazali, Youssef M. | m | | 2367 | EGY | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Sarwat, Walaa | m | | 2388 | EGY | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Wageih, Kareim | m | | 2205 | EGY | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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 Sohag International Chess Tournament | Sohag | EGY | 2009-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2135 | 2302 | 1.00 | 3 | -1.11 | 15 | -16.65 | |
| | Sayed, Hany | | | 2053 | EGY | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Fadi, Marko | | | 2036 | EGY | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Amin, Ashraf | | | 2315 | EGY | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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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