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Individual Calculations June 2023 |
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| Contreras Medina, Ruben Dario Total change: -7.80 | |   |
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| Campeonato Nacional de Ajedrez Mi Veracruz | Xalapa, Veracruz | MEX | 2023-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2137 | 2.50 | 4 | -0.39 | 20 | -7.80 | |
|  Gonzalez Christen, Francisco S E | | | 1737 * | MEX | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Diaz Rosas, Julio Cesar | f | | 2327 | MEX | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Esquivel Nateras, Virgilio | | | 1860 | MEX | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Vega Castaneda, Luis Carlos | c | | 1785 | MEX | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * 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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