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Individual Calculations September 2023 |
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| Boulard, Eric Total change: 1.40 | |   |
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| 1er Open International de Perros-Guirec - Open A (-2200) | PERROS GUIREC | FRA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2180 | 4.00 | 6 | 0.07 | 20 | 1.40 | |
|  L`hostis, Lucie | | | 1780 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Busnel, Laurent | | | 1759 | FRA | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Denizet, Briac | | | 1995 | FRA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Abergel, Thal | g | | 2380 | FRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Rotman, Nicolas | | | 1928 | FRA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Colin, Vincent | m | | 2339 | FRA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | * 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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