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Individual Calculations September 2011 |
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| Latreche, Sabrina Total change: 12.90 | |   |
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| International Memmorial Kheireddine Ameyar | Tipasa | ALG | 2011-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1953 | 2.00 | 3 | 0.53 | 15 | 7.95 | |
|  Sumets, Andrey | g | | 2353 * | UKR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Nouali, Djouher | | | 1798 | ALG | 1.00 | 1 | 0.29 | 15 | 4.35 | |  Amellal, Sofiane Anis | | | 1818 | ALG | 1.00 | 1 | 0.32 | 15 | 4.80 | | | * 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) | | | | 24 th National Team Championship | ORAN | ALG | 2011-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 1972 | 1.50 | 3 | 0.33 | 15 | 4.95 | |
| | Dorbane, Khaled | | | 2145 | ALG | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Aknouche, Ameur | | | 2133 | ALG | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Fellah, Mohamed Amine | | | 1892 | ALG | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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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