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Individual Calculations July 2010 |
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| Lotfy, Abdel Rahman Total change: -6.90 | |   |
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| Egyptian League 2009/2010 Final Stage | Many Cities | EGY | 2010-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2095 | 2154 | 3.00 | 6 | -0.46 | 15 | -6.90 | |
|  Hassan, Hosam | | | 2018 | EGY | 0.00 | 1 | -0.68 | 15 | -10.20 | |  Hassan, Hosam | | | 2018 | EGY | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Mahdy, Tawfeik | | | 2131 | EGY | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Mahdy, Tawfeik | | | 2131 | EGY | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Hosni, Yehya | | | 2137 | EGY | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Hosni, Yehya | | | 2137 | EGY | 1.00 | 1 | 0.48 | 15 | 7.20 | |
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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