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Rapid:
Individual Calculations September 2018 |
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| Adel, Sara Total change: 49.40 | |   |
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| 3rd Alex Chess | Alexandria | EGY | 2018-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1604 | 3.00 | 6 | 1.80 | 20 | 36.00 | |
|  Abdel Hameid, Zaki | | | 1817 | EGY | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Ezzat, Ahmed | | | 1828 | EGY | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Mohamed, Mahmoud Mohamed | | | 1791 | EGY | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Osama, Ibrahim | | | 1990 | EGY | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Abo Elftoh, Hany | | | 1842 | EGY | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Darwish, Amro | | | 1841 | EGY | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | 2nd International chess Arena rapid 2018 | Cairo | EGY | 2018-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1604 | 1.00 | 3 | 0.67 | 20 | 13.40 | |
| | Atteya Essa, Khaled | | | 1985 | EGY | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Hussein, Amer | | | 2004 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Fatehy, Hazem | | | 1883 | EGY | 0.00 | 1 | -0.16 | 20 | -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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