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Individual Calculations September 2015 |
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| Ibrahim, Mohamed Total change: 17.60 | |   |
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| 16th. Mahalla Open | Mahalla | EGY | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2163 | 2109 | 3.50 | 6 | 0.87 | 20 | 17.40 | |
|  Neim, Mosad | | | 1792 | EGY | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Amin, Bassem | g | | 2509 * | EGY | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Elashry, Aly | | | 2019 | EGY | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Sayed Hassan, Mohamed | | | 2191 | EGY | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Zayan, Osama | | | 2215 | EGY | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Eldesoky, Hatem | f | | 2249 | EGY | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Egyptian Cup Teams | Cairo | EGY | 2015-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 2109 | 1.50 | 3 | 0.01 | 20 | 0.20 | |
| | Aly Ahmed, Hassan | | | 1882 | EGY | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Sadek, Sameh | f | | 2276 | EGY | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Salah, Sayed | | | 2165 | EGY | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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