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Individual Calculations December 2019 |
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| Sameh, Omar Total change: 22.80 | |   |
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| Egyptian Ch. Open (Final) 2019 | Cairo | EGY | 2019-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1458 | 1.00 | 4 | 0.57 | 40 | 22.80 | |
|  Saiid, Ibrahim | | | 1858 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Abdel Hameed, Islam | | | 1771 | EGY | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Hafez, Mohamed | | | 1774 | EGY | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Rayan, Waleed | | | 1858 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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