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Individual Calculations July 2019 |
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| Barquero Cordero, Samantha Total change: 7.20 | |   |
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| LV Campeonato Nacional por Equipos Clasico 2019 | San Jose | CRC | 2019-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1339 | 1138 | 1.50 | 4 | 0.39 | 40 | 15.60 | |
|  Segura Amador, Guillermo Enrique | | | 1489 | CRC | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Semana Ramirez, Brenda | | wc | 1149 | CRC | 0.50 | 1 | 0.02 | 40 | 0.80 | |  Espinoza Cortes, Miguel Angel | | | 1179 | CRC | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Quiros Cajina, Allan | | | 1538 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Clasificatorio de Cuarta Categoria El Guarco 2019 | San Isidro de El Guarco | CRC | 2019-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1138 | 0.00 | 1 | -0.21 | 40 | -8.40 | |
| | Mora Melendez, Jose Pablo | | | 1369 | CRC | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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