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Rapid:
Individual Calculations May 2017 |
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| Ferahi, Tarik Total change: -14.40 | |   |
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| Open Youm El-Ilm - Alger 2017 | Algiers | ALG | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1571 | 0.00 | 2 | -0.17 | 20 | -3.40 | |
|  Boudjourfa, Adlane | | | 1971 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hamira, Abdelatif | | | 1959 | ALG | 0.00 | 1 | -0.09 | 20 | -1.80 | | | * 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) | | | | Open B"Youm El Ilm" Constantine 2017 | Constantine | ALG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1571 | 1.50 | 3 | -0.55 | 20 | -11.00 | |
| | Ayad, Okba | | | 1701 | ALG | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Chadi, Lynda | | | 1323 | ALG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Aimar, Lydia Djihane | | | 1171 * | ALG | 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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