Individual Calculations January 2020 |
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Boulrens, Ala Eddine Total change: 37.20 | | |
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Arab championship 2019 open | Mostaganem | ALG | 2019-11-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
2208 | 1976 | 4.00 | 9 | 1.86 | 20 | 37.20 | |
| Issa, Rafat | f | | 2376 * | JOR | 0.00 | 1 | -0.08 | 20 | -1.60 | | Masrahi, Abdulrahman A | c | | 1950 | KSA | 1.00 | 1 | 0.46 | 20 | 9.20 | | Al Salman, Mohamad | | | 1970 | LBN | 1.00 | 1 | 0.49 | 20 | 9.80 | | Ahmad, Al Khatib | m | | 2217 | JOR | 0.50 | 1 | 0.30 | 20 | 6.00 | | Elarabi, Abobker Mohamed | f | | 2326 | LBA | 0.50 | 1 | 0.39 | 20 | 7.80 | | Bellahcene, Bilel | g | | 2376 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | | Djabri, Massinas | f | | 2134 | ALG | 0.00 | 1 | -0.29 | 20 | -5.80 | | Abdulwahhab, Ahmed Abdulsattar A | f | | 2228 | IRQ | 1.00 | 1 | 0.81 | 20 | 16.20 | | Talbi, Chafik | f | | 2291 | ALG | 0.00 | 1 | -0.14 | 20 | -2.80 | | * 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) | |
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