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Individual Calculations January 2019 |
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| Idjeri, Yanis Total change: -17.80 | |   |
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| Algerian Team Chess Championship D2 2018 | Sidi Bel Abbes | ALG | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1659 | 1960 | 2.50 | 4 | -0.89 | 20 | -17.80 | |
|  Charef Khodja, Abdelrahmane | | | 1560 * | ALG | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Lassaci , Mhamed | | | 1760 | ALG | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Mechab , Salim | | | 1649 | ALG | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Oueld Mohamed, Othmane | | | 1667 | ALG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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