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Individual Calculations December 2022 |
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| Mammeri, Fouad Total change: -14.80 | |   |
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| Open International de Niort 79 2022 - Master plus de 1800 | NIORT | FRA | 2022-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1963 | 2.50 | 6 | -0.13 | 20 | -2.60 | |
|  Chatard, Patrice | | | 1825 | FRA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Sochacki, Wojtek | m | | 2332 | FRA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Egreteau, Eric | | | 1887 | FRA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Maleki, Nicolas | | | 2030 | FRA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Picard, Remi | | | 1975 | FRA | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Coles, Ruben | | | 2076 | FRA | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | Team 2023 - Nationale 3 r2-3 | FRANCE | FRA | 2022-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1963 | 0.50 | 2 | -0.61 | 20 | -12.20 | |
| | Bozkiewicz, Eric | | | 2005 | FRA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Barbotte, Leo | | | 1834 | FRA | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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