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Individual Calculations April 2020 |
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| Bertoli Acosta, Mawily Total change: -16.80 | |   |
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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 |
| 1475 | 1391 | 3.00 | 8 | -0.42 | 40 | -16.80 | |
|  Carrillo Parra, Miguel Alfredo | c | | 1791 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bossa Osorio, Eduardo | | | 1147 | COL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Sanchez Arroyave, Juan Pablo | | | 1791 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ruales, Nicolas | | | 1090 | COL | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Giraldo Alvarez, Tomas | | | 1291 | COL | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Manzano Gomez, Valentina | | | 1757 | COL | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Gomez Vasquez, Laura Sofia | | | 1735 | COL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ospina Betancur, Santiago | | | 1198 | COL | 0.00 | 1 | -0.75 | 40 | -30.00 | | | * 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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