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Individual Calculations March 2020 |
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| Ibrahim, Mahmoud Total change: 0.40 | |   |
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| 9th Arena Chess Open Under 2000 | Cairo | EGY | 2020-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1973 | 5.00 | 7 | 0.02 | 20 | 0.40 | |
|  Abdel Aziz Meky, Ahmed | | | 1594 | EGY | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Khater, Ahmed Hamdy | | | 1880 | EGY | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Amer, Mohamed M. | | | 1865 | EGY | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Mohsen, Hend | | | 1734 | EGY | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Tamer, Mohamed | f | | 1866 | EGY | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Essam, Beshoy | | | 1705 | EGY | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Yaseir, Kalbash Daleel | | | 1967 | SUD | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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