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Individual Calculations July 2023 |
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| Ospina Castro, Santiago Total change: 32.80 | |   |
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| IRT Primera Categoria Jorge Aristizabal 2023 | Medellin | COL | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 2005 | 4.50 | 7 | 0.06 | 20 | 1.20 | |
|  Ramirez H, Jhonatan | | | 1585 | COL | 1.00 | 1 | 0.07 | 20 | 1.40 | |  Tobon, Sebastian | | | 1785 | GER | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Llano Buritica, Eduardo | | | 1901 | COL | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Sierra Mejia, Juan Pablo | | | 2144 | COL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Gallon Ramirez, Tomas | | | 1605 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gonzalez Guevara, Juan Felipe | | | 1779 | COL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Valderrama Quiceno, Esteban Alb | m | | 2426 | COL | 0.00 | 1 | -0.07 | 20 | -1.40 | | | * 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) | | | | IRT Campeonato Nacional Amateur 2023 Categoria Sub-2300 Absoluto | Medellin | COL | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2005 | 4.50 | 7 | 1.58 | 20 | 31.60 | |
| | Lopez, Juan D. | | | 1850 | COL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Carrillo Parra, Miguel Alfredo | c | | 2244 | COL | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Mesa Baez, Samuel | | | 1915 | COL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Florez Salazar, Luis Angel | | | 2149 | COL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Sierra Mejia, Juan Pablo | | | 2144 | COL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Aponte Castillo, Ernesto | | | 2047 | COL | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Narvaez, Zamir | | | 2133 | COL | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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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