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Individual Calculations December 2015 |
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| Chahrani, Ibrahim Total change: -14.20 | |   |
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| Arab Cities Chess Champioship 2015 | Monastir | TUN | 2015-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2223 | 3.00 | 6 | -0.71 | 20 | -14.20 | |
|  Ahmad, Al Khatib | f | | 2205 | JOR | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Seffar, Mohamed | | | 2132 | ALG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Bahria, Mohamed Helmi | | | 2039 | TUN | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Boudriga, Med Ali | m | | 2344 | TUN | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Dodean, Mahmood | | | 1823 * | PLE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Al Badani, Abdu | f | | 2183 | YEM | 0.50 | 1 | -0.06 | 20 | -1.20 | | | * 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) | | |
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