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Individual Calculations January 2012 |
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| Fouad, Abo Bakr Total change: 13.20 | |   |
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| Zagaziq Open 2011 | Zaqaziq | EGY | 2011-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2070 | 2.00 | 4 | 0.88 | 15 | 13.20 | |
|  Sadek, Sameh | | | 2372 | EGY | 0.50 | 1 | 0.35 | 15 | 5.25 | |  Fatahalla, Alaa | | | 2092 | EGY | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Zayan, Osama | | | 2232 | EGY | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Hesham, Abdelrahman | f | | 2302 | EGY | 0.50 | 1 | 0.29 | 15 | 4.35 | |
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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