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Individual Calculations September 2023 |
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| Billouin, Guillaume Total change: -21.80 | |   |
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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 |
| 1592 | 1604 | 2.00 | 6 | -1.09 | 20 | -21.80 | |
|  Nineuil, Vincent | | | 2028 | FRA | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Menez, Jean-Pierre | | | 1204 * | FRA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Bertrand, Arthur | | | 1794 | FRA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Fronty, Edgar | | | 1404 | FRA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Lety, Michel | | | 1364 | FRA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Busnel, Laurent | | | 1759 | 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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