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Individual Calculations December 2014 |
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| Seif, Ahmed Total change: -0.40 | |   |
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| Egyptian Chess Open 2014 (Final) | Cairo | EGY | 2014-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2110 | 3.00 | 5 | -0.02 | 20 | -0.40 | |
|  Elsayed, Tarek M. | | | 1710 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Salah Ghaly, Youssef | | | 1710 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Amin, Ashraf | | | 2271 | EGY | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Elgabry, Mohsen | m | | 2293 | EGY | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ibrahim, Mahmoud | | | 2018 | EGY | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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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