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Individual Calculations September 2019 |
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| Carvajal Pena, Daniel Total change: -10.40 | |   |
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| Campeonato Nacional Abierto 2019 | San Jose | CRC | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1904 | 4.50 | 7 | -0.52 | 20 | -10.40 | |
|  Hernandez Perez, Javier Francisco | | | 1504 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ramirez Almeciga, Yenny Melisa | | | 1702 | CRC | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Guevara Cornejo, Gabriel | | | 1504 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Quesada Campos, Jordi Alessandre | c | | 2091 | CRC | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Alvarez Mora, Jorge Mario | | | 1769 | CRC | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Nunez Okubo, Isao | c | | 1648 | CRC | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Solano Cordero, Jorge | | | 1775 | CRC | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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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