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Individual Calculations September 2011 |
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| Yousry, Salah Total change: -6.00 | |   |
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| 13th Mahalla Open 2011 | Mahalla | EGY | 2011-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2348 | 7.00 | 9 | -0.40 | 15 | -6.00 | |
|  Elashry, Aly | | | 2058 | EGY | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Abd El Fatah, Reda Fadel | | | 2145 | EGY | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Shafek, Mohamed | | | 2074 | EGY | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Darwish, Mahmoud Hamdy | | | 2114 | EGY | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Nader, Mohamed | | | 2066 | EGY | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Aly, Magdy | | | 1948 * | EGY | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Abel Naby, Ahmed | | | 2030 | EGY | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Abdel Razik, Ahmed | | | 2082 | EGY | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Salah, Sayed | | | 2175 | EGY | 1.00 | 1 | 0.27 | 15 | 4.05 | | | * 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) | | |
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