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Individual Calculations April 2020 |
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| Zapata, Juan Carlos Total change: -55.40 | |   |
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| Campeonato Nacional Abierto Grand Prix de Mayores 1 y Selectivo Nacional 1 Sub12, 14, 16, 18 de 2020 | Medellin | COL | 2020-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1799 | 2123 | 5.00 | 9 | -2.77 | 20 | -55.40 | |
|  Campos Perilla, Sergio Felipe | | | 1723 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Florez, Santiago | | | 1723 * | COL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Giraldo, Emanuel | | | 1723 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sabogal Varela, Jose Joaquin | | | 1820 | COL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Pereira, Henry Alberto | | | 1879 | COL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Lopez Gonzalez, Carlos Andres | | | 1863 | COL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Cordoba Roa, Angel Gabriel | | | 1792 | VEN | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Florez Caceres, Rafael Omar | | | 1723 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Llano Buritica, Eduardo | | | 1944 | COL | 0.00 | 1 | -0.73 | 20 | -14.60 | | | * 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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