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Rapid:
Individual Calculations May 2017 |
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| Brahimi, Abderahim Total change: -13.40 | |   |
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| Open Youm El-Ilm - Alger 2017 | Algiers | ALG | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1386 | 1.50 | 5 | 0.67 | 20 | 13.40 | |
|  Djeddi , Salah Eddine | | | 1786 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bouyoucef, Tarek | | | 1720 | ALG | 0.50 | 1 | 0.38 | 20 | 7.60 | |  Goudjili, Riadh | | | 1702 | ALG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Kalache, Mohamed Aissa | | | 1585 | ALG | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Mani, Yahia | | | 1569 | ALG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | * 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) | | | | Open B"Youm El Ilm" Constantine 2017 | Constantine | ALG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1386 | 0.50 | 4 | -1.34 | 20 | -26.80 | |
| | Bakouche, Mahmoud | | | 1629 | ALG | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Haddadi, Mazigh | | | 1621 | ALG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Chadi, Lynda | | | 1323 | ALG | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Aimar, Lydia Djihane | | | 1107 | ALG | 0.00 | 1 | -0.84 | 20 | -16.80 | |
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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