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Individual Calculations February 2017 |
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| Parra Madariaga, Alex Total change: 24.40 | |   |
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| III TORNEO ZICOSUR | Antofagasta | CHI | 2017-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1899 | 4.50 | 9 | 1.22 | 20 | 24.40 | |
|  Perez Ponsa, Federico | g | | 2299 * | ARG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Contreras Santibanez, Monica | | | 1602 | CHI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Avalos Parra, Joao | f | | 2173 | CHI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Carmona, Esteban | | | 1652 | ARG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Aguirre Contreras, Cristian | f | | 2259 | CHI | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Antilef Giacaman, Rodrigo | | | 2242 | CHI | 1.00 | 1 | 0.88 | 20 | 17.60 | | | Aguilar, Victor | | | 2177 | PER | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Marin Munoz, Roque | | | 2104 | CHI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Rada, Fernando Daniel | | | 1714 | ARG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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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