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Individual Calculations January 2018 |
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| Arafa, Hosam Sayed Total change: 16.00 | |   |
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| Golden Cleopatra Open 2017 | Cairo | EGY | 2017-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1854 | 3.00 | 6 | 0.80 | 20 | 16.00 | |
|  Allam, Emad Hamdy | | | 2160 | EGY | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Zayan, Osama | | | 2153 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Gad Elrab, Ahmed | | | 1608 | EGY | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Magdy, Morad | | | 2144 | EGY | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Tarek, Kareem | | | 1670 | EGY | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Abou Tayil, Mohamed | | | 2094 | EGY | 1.00 | 1 | 0.80 | 20 | 16.00 | |
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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