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Individual Calculations January 2012 |
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| Saiid, Ibrahim Total change: -27.45 | |   |
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| Zagaziq Open 2011 | Zaqaziq | EGY | 2011-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 2066 | 0.00 | 2 | -1.09 | 15 | -16.35 | |
|  Allam, Emad Hamdy | | | 2110 | EGY | 0.00 | 1 | -0.44 | 15 | -6.60 | |  Hamed, Hesham | | | 1956 | EGY | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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) | | | | Egyptian Championship 2011 | Cairo | EGY | 2011-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 2088 | 1.00 | 2 | -0.74 | 15 | -11.10 | |
| | Zayan, Mohamed | | | 1688 * | EGY | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Hafez, Mohamed | | | 1821 | EGY | 0.00 | 1 | -0.82 | 15 | -12.30 | | | * 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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