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Individual Calculations March 2020 |
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| Hamdy Osman, Mohamed Total change: 20.60 | |   |
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| 9th Arena Chess Open Under 2000 | Cairo | EGY | 2020-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1720 | 4.50 | 7 | 1.03 | 20 | 20.60 | |
|  Yaseir, Kalbash Daleel | | | 1967 | SUD | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Abdel Fattah, Mansour | | | 1956 | EGY | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Swilam, Mahmoud | | | 1475 | EGY | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Sadek, Taha | | | 1898 | EGY | 0.00 | 1 | -0.27 | 20 | -5.40 | | | George Dawod, Hany | | | 1506 | EGY | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Mahmoud, Mamdouh | | | 1854 | EGY | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Adel Abou Zeid, Abdel Rahman | | | 1320 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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