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Rapid:
Individual Calculations September 2021 |
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| Hussein, Ahmed Total change: -15.60 | |   |
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| BARQ EL EZZ 10 th INTERNATIONAL OPEN TOURNAMENT | Dakahlia | EGY | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1630 | 1543 | 0.00 | 2 | -0.78 | 20 | -15.60 | |
|  El Shafeiy, Osama | | | 1728 | EGY | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Atef, Fathy | | | 1531 | EGY | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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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