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Individual Calculations September 2011 |
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| Ferhi, Djamel Total change: 7.05 | |   |
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| International Memmorial Kheireddine Ameyar | Tipasa | ALG | 2011-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2240 | 2128 | 2.50 | 5 | 0.72 | 15 | 10.80 | |
|  Arab, Adlane | m | | 2430 | ALG | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Haddouche, Mohamed | m | | 2398 | ALG | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Saim, Mohamed Ilias | | | 1786 | ALG | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Goutali, Tarek | f | | 2362 | ALG | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Bellahcene, Bilel | | | 2226 | FRA | 1.00 | 1 | 0.63 | 15 | 9.45 | |
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) | | | | 24 th National Team Championship | ORAN | ALG | 2011-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2130 | 2.00 | 5 | -0.25 | 15 | -3.75 | |
| | Haddouche, Mohamed | m | | 2389 | ALG | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Njili, Kamel | f | | 2330 | TUN | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Djaballah, Farouk | | | 2068 | ALG | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Haddad, Oussama | | | 2006 | ALG | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Medjkouh, Said | | | 2077 | ALG | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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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