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Individual Calculations July 2023 |
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| Aponte Castillo, Ernesto Total change: -5.00 | |   |
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| IRT Campeonato Nacional Amateur 2023 Categoria Sub-2300 Absoluto | Medellin | COL | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2047 | 4.00 | 7 | -0.25 | 20 | -5.00 | |
|  Negron Arias, Juan Carlos | | | 1910 | COL | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Laverde, Luis Eduardo | | | 1938 | COL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Zapata, Juan Carlos | | | 1976 | COL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Mesa Baez, Samuel | | | 1915 | COL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Ortiz Lopera, Miguel Angel | | | 1774 | COL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Ospina Castro, Santiago | | | 2005 | COL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Carrillo Parra, Miguel Alfredo | c | | 2244 | COL | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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