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Individual Calculations September 2023 |
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| De Vettor, Marc Total change: -7.80 | |   |
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| Tournoi de la Vierge 2023 | Liege | BEL | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1648 | 2.50 | 6 | -0.39 | 20 | -7.80 | |
|  Bikady, Claude | | | 1865 | BEL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Remont, Leopold | | | 1729 | BEL | 0.00 | 1 | -0.39 | 20 | -7.80 | |  Lejeune, Samuel | | | 1460 | BEL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Gheury, Jean-Marie | | | 1799 | BEL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Vervaet, Bart | | | 1781 | BEL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Lazzari, Irene | | | 1248 * | BEL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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