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Individual Calculations September 2011 |
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| Mekki, Nagy Total change: -20.25 | |   |
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| 13th Mahalla Open 2011 | Mahalla | EGY | 2011-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2302 | 2.50 | 5 | -1.35 | 15 | -20.25 | |
|  Abdel Hafeiz, Ayman | | | 2017 | EGY | 0.50 | 1 | -0.34 | 15 | -5.10 | |  Negm, Ahmed | | | 2104 | EGY | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Moawad, Elsayed Abdel Hameid | | | 2035 | EGY | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Anwar, Ashraf | | | 2127 | EGY | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Abdel Elah, Ahmed | | | 2150 | EGY | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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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