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Rapid:
Individual Calculations September 2018 |
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| Atallah, Ahmed Total change: -7.60 | |   |
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| 2nd International chess Arena rapid 2018 | Cairo | EGY | 2018-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1725 | 1384 | 0.00 | 3 | -0.38 | 20 | -7.60 | |
|  Abdein, Saiied | | | 1784 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Ellethy, Adel | | | 1784 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zenhom, Aly | | | 1607 | EGY | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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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