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Individual Calculations December 2021 |
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| Oster, Jean-Marie Total change: -22.60 | |   |
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| 30eme Open International d'Echecs de Caen - Open B | CAEN | FRA | 2021-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1248 | 1422 | 1.00 | 3 | -1.13 | 20 | -22.60 | |
|  Hamdache, Ayoub | | | 1419 | FRA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Brahmi, Mohamed | | | 1101 | FRA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Delage, Kenael | | | 1223 | FRA | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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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