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Individual Calculations March 2023 |
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| Bellahcene, Omar Total change: -8.00 | |   |
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| 28e Open d'echecs de Selestat-Open A (plus de 1700) | SELESTAT | FRA | 2023-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 1695 | 1.00 | 6 | -0.40 | 20 | -8.00 | |
|  Bureau, Frederic | | | 1997 | FRA | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Ritzenthaler, Stephane | | | 1964 | FRA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Sengsavath, Sengsouriya | | | 1946 | FRA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Delbergue, Alexis | | | 1918 | FRA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Merstorf, Denis | | | 1868 | FRA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Meyer, Marc | | | 1769 | FRA | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | |
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