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Individual Calculations July 2019 |
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| Perdomo, Jefferson Total change: 8.40 | |   |
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| IRT de Primera Categoria Jorge Aristizabal Antioquia 2019 | Medellin | COL | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 2002 | 4.00 | 6 | 0.42 | 20 | 8.40 | |
|  Diaz Larrea, Juan Manuel | | | 1602 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Suaza Builes, Oscar A | | | 1602 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Blandon, Luis Guillermo | m | | 2219 | COL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Gomez Olivares, Jose David | | | 1702 | COL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Henao, Bernardo Andres | | | 2106 | COL | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Zapata Cuartas, Juan Carlos | | | 2140 | COL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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