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Individual Calculations April 2009 |
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| Magdy, Ahmed Total change: 40.50 | |   |
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| 11th Mahalla Open | Mahalla | EGY | 2009-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 1585 | 0.00 | 1 | -0.11 | 25 | -2.75 | |
|  Aly, Mohamed | | | 1935 | EGY | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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 |
| 1935 | 1585 | 2.50 | 7 | 1.73 | 25 | 43.25 | |
|  Sobh, Amrou | | | 1935 | EGY | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Shehata, Aly | | | 1935 | EGY | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Kamel, Nabil | | | 1935 | EGY | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Mansour, Salah | | | 1935 | EGY | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Aly Ibrahim, Alaa | | | 1935 | EGY | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Gamal Eldin, Shereif | | | 1935 | EGY | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Ameir, Moheb | | | 1935 | EGY | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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