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Individual Calculations January 2020 |
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| Orozco Rodriguez, Yarod G Total change: -1.60 | |   |
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| III Open Ciudad de Liberia 2019 | Liberia | CRC | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1577 | 1483 | 2.00 | 5 | -0.04 | 40 | -1.60 | |
|  Peraza Alvarez, Rafael Eduardo | | | 1883 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alvarado Machado, Verny | | | 1874 | CRC | 0.50 | 1 | 0.41 | 40 | 16.40 | |  Nunez Okubo, Isao | c | | 1711 | CRC | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Rodriguez Araya, Oscar Mario | | | 1160 | CRC | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Soza Rojas, Dannilson G | | | 1255 | CRC | 0.50 | 1 | -0.29 | 40 | -11.60 | | | * 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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