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Individual Calculations January 2015 |
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| Nassr, Ahmed Total change: -16.80 | |   |
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| 13 eme edition de la coupe d'Algerie individuelle | Algiers | ALG | 2014-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 1961 | 0.50 | 2 | -0.74 | 40 | -29.60 | |
|  Djeddi , Salah Eddine | | | 1874 | ALG | 0.00 | 1 | -0.62 | 40 | -24.80 | |  Djeddi , Salah Eddine | | | 1874 | ALG | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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) | | | | 2014 African Youth Championship U16 Open | Monastir | TUN | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1961 | 3.00 | 5 | 0.32 | 40 | 12.80 | |
| | Zayan, Mohamed | f | | 2241 | EGY | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Hbacha, Achraf | | | 1973 | TUN | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Lynch, Justin | | | 1683 | RSA | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Ouaret, Abdelouhab | f | | 2073 | ALG | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Dali, Mohamed Souhaib | c | | 1654 | TUN | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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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