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Individual Calculations September 2017 |
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| Ibrahim, Hosam Total change: -1.60 | |   |
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| Alexandria Open 2017 | Alexandria | EGY | 2017-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 2184 | 7.50 | 10 | -0.08 | 20 | -1.60 | |
|  Ashraf, Fahd | | | 1851 | EGY | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Moustafa, Islam | | | 1943 | EGY | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Mahmoud, Mosaad | | | 1825 | EGY | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Elamrawy, Mohamed | | | 1977 | EGY | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Abdel Wahed, Tarek | | | 2047 | EGY | 0.00 | 1 | -0.68 | 20 | -13.60 | | | El Nabawy, Nabil | | | 1784 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Elbardan, Alaa | | | 1962 | EGY | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Moaataz, Ayah | | wm | 2014 | EGY | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Elzayady, Ahmed | | | 2167 | EGY | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Lotfy, Abdel Rahman | | | 2107 | EGY | 1.00 | 1 | 0.39 | 20 | 7.80 | | | * 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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