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Individual Calculations January 2019 |
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| Sekrane, Ahmed Total change: -31.60 | |   |
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| National Team Chess Championship 2018 | Oran | ALG | 2018-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 1994 | 2.50 | 7 | -0.79 | 40 | -31.60 | |
|  Lekhchine , Riad | | | 2014 | ALG | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Omar, Mawloud | | | 1942 | ALG | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Otmane, Youcef | | | 1735 | ALG | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Amdouni, Zoubaier | f | | 2267 | TUN | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Moulay, Mehdi | | | 2070 | ALG | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Ouaret, Abdelouhab | m | | 2064 | ALG | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Benabdelaziz, Mohamed | | | 2023 | ALG | 0.00 | 1 | -0.46 | 40 | -18.40 | |
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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