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Individual Calculations May 2013 |
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| Al-Zayat, Ahmed Total change: 21.15 | |   |
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| Zone 4.1 Championship 2013 (Open) | Nouakchott | MTN | 2013-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 2040 | 5.50 | 9 | 1.41 | 15 | 21.15 | |
|  Haddouche, Mohamed | m | | 2440 * | ALG | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Tajidine, Sidi Mohamed | | | 1791 | MTN | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Kar, El Moustapha | | | 1851 | MTN | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Oussedik, Mahfoud | f | | 2255 | ALG | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Taleb Mohamed, Ahmed | | | 1983 | MTN | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Asabri, Hussien | f | | 2231 | LBA | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Choukri, Adel | | | 2144 | MAR | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Sidi, Mbareck Mohamed | | | 1917 | MTN | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Traore, Bakary | f | | 2143 | MLI | 1.00 | 1 | 0.64 | 15 | 9.60 | | | * 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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