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Individual Calculations December 2015 |
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| Al Badani, Abdu Total change: 12.20 | |   |
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| Arab Cities Chess Champioship 2015 | Monastir | TUN | 2015-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2183 | 3.00 | 5 | 0.61 | 20 | 12.20 | |
|  Seffar, Mohamed | | | 2132 | ALG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Zaibi, Amir | m | | 2356 | TUN | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Jemai, Akram | | | 2251 | TUN | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Tamra, Attallah | c | | 2036 | PLE | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Chahrani, Ibrahim | f | | 2223 | LBA | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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