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Individual Calculations July 2023 |
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| Hoyos Campuzano, Efrain Total change: -14.40 | |   |
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| IRT Primera Categoria Jorge Aristizabal 2023 | Medellin | COL | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1734 | 1.00 | 4 | -0.13 | 20 | -2.60 | |
|  Montoya Echeverri, Sebastian | | | 1916 | COL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ramirez Montoya, Jorge A | | | 1773 | COL | 1.00 | 1 | 0.55 | 20 | 11.00 | |  Zapata Montoya, Andres Geronimo | | | 2042 | COL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Renteria Rodriguez, Henry | | | 1897 | COL | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | IRT Campeonato Nacional Amateur 2023 Categoria Sub-2000 Absoluto | Medellin | COL | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1734 | 0.00 | 2 | -0.59 | 20 | -11.80 | |
| | Bolanos Lopez, Juan Jacobo | | | 1875 | COL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Renteria Rodriguez, Henry | | | 1897 | COL | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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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