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Individual Calculations May 2010 |
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| Lotfy, Yusef Total change: 16.95 | |   |
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| Egyptian League 2009/2010 Section B | Many Cities | EGY | 2010-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2046 | 3.50 | 7 | 1.13 | 15 | 16.95 | |
|  Fahmy, Osama | | | 2220 | EGY | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Ismail, Youssef | | | 2129 | EGY | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Gaafar, Mahmoud | | | 2117 | EGY | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Mosallam, Nasser | | | 2084 | EGY | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Ibrahim, Hatim | | | 2328 | EGY | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Salah, Sayed | | | 2185 | EGY | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Ismail, Youssef | | | 2129 | EGY | 0.50 | 1 | 0.11 | 15 | 1.65 | |
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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