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Individual Calculations November 2011 |
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| Salah, Ahmed As Total change: -12.30 | |   |
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| Alexandria Open 2011 | Alexandria | EGY | 2011-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 2130 | 1.50 | 4 | -0.82 | 15 | -12.30 | |
|  Elgabry, Mohsen | m | | 2331 | EGY | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Mahmoud, Merihan | | | 1754 | EGY | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Naby, Saiid A | | | 2323 | EGY | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Magdy, Ahmed | | | 1730 * | EGY | 0.50 | 1 | -0.42 | 15 | -6.30 | | | * 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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