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Individual Calculations January 2018 |
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| Villarroel Rosas, Hugo Andres Total change: -20.00 | |   |
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| IV TORNEO INTERNACIONAL DE AJEDREZ CIUDAD DE ARICA 2017 | Arica | CHI | 2017-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1602 | 1670 | 3.00 | 7 | -1.00 | 20 | -20.00 | |
|  Perez Gormaz, Matias | f | | 2070 * | CHI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Paredes Parihuana, Ariana Jazmin | | | 1272 | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rodriguez Mayorca, Joseph | | | 1943 | PER | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Villarroel Herrera, Evanss | | | 1477 | CHI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Puma Llerena, Maricarmen | | | 1373 | PER | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Rozas Lazcano, Valeska | | | 1270 * | CHI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rodriguez Mayorca, Daniel | | | 1811 | PER | 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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