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Individual Calculations September 2023 |
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| Porteman, Eric Total change: -5.80 | |   |
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| Tournoi de la Vierge 2023 | Liege | BEL | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1789 | 4.50 | 7 | -0.29 | 20 | -5.80 | |
|  Pinet, Valentine | | | 1389 * | BEL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Freres, Hugo | | | 1570 | BEL | 0.00 | 1 | -0.78 | 20 | -15.60 | |  Laouar, Hassen | | | 1359 | BEL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Delmee, Pierre | | | 1471 | BEL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Picard, Herve | | | 1653 | BEL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | De Heug, Andrea | | | 1865 | BEL | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Van Den Bosch, Arno | | | 2017 | BEL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | * 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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