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Individual Calculations December 2015 |
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| Al-Zayat, Ahmed Total change: 19.20 | |   |
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| Arab Cities Chess Champioship 2015 | Monastir | TUN | 2015-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2187 | 4.00 | 6 | 0.96 | 20 | 19.20 | |
|  Moayed, Obied | | | 2125 | JOR | 1.00 | 1 | 0.41 | 20 | 8.20 | |  Ghlib, Boutouchent | | | 2145 | ALG | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Zaibi, Amir | m | | 2356 | TUN | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Bouzidi, Ahmed | c | | 2291 | TUN | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Qaysiyah, Hani | | | 1787 * | PLE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Al-Zendani, Zendan | m | | 2316 | YEM | 0.50 | 1 | 0.17 | 20 | 3.40 | | | * 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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