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Individual Calculations January 2020 |
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| Lopez Herrera, Piero Total change: -10.80 | |   |
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| VI TORNEO INTERNACIONAL DE AJEDREZ CIUDAD DE ARICA 2019 | Arica | CHI | 2019-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1961 | 6.00 | 10 | -0.27 | 40 | -10.80 | |
|  Zapata Chura, Joaquin Ignacio | | | 1561 * | CHI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Coro, Lucas | m | | 2344 | ARG | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Bahamondes Cepeda, Juan Pablo | | | 1736 | CHI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Gutierrez Montes, Oscar | | | 1789 | CHI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Oroche Mayta, Mario | | | 1777 | PER | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Cortes Orihuela, Javier | f | | 2205 | CHI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Navarro Ariza, Justin Jeshua | c | | 1765 | PER | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Rios Cautin, Rodrigo | | | 1679 | CHI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Huamani Tinco, Rigoberto Albino | | | 1584 | PER | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Aramayo Quiguallo, Jaime | | | 2103 | CHI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | * 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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